The Nature of Things (1960)
- Genre: Documentary
- First Air Date: 1960-11-06
- Last Air Date: 2024-04-11
- Total Seasons: 62
- Total Episodes: 310
- Status: Returning Series
- Production Country: Canada
- Networks: CBC Television
The Nature of Things is a Canadian television series of documentary programs. It debuted on CBC Television on November 6, 1960. Many of the programs document nature and the effect that humans have on it. The program was one of the first to explore environmental issues, such as clear-cut logging. The series is named after an epic poem by Roman philosopher Lucretius: "Dē Rērum Nātūrā" — On the Nature of Things.
Unfortunately the series The Nature of Things is not yet available on Paramount Plus.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Debut | 1960-11-06 | 30 min |
| Season 1 | Episode 2 | The Roar of the Crowd: Brain Surgery | 1960-11-13 | 30 min |
| Season 1 | Episode 3 | The Future of Science | 1960-11-20 | 30 min |
| Season 1 | Episode 4 | Schizophrenia | 1960-11-27 | 60 min |
| Season 1 | Episode 5 | Engineering | 1960-12-04 | 60 min |
| Season 1 | Episode 6 | Man as an Environment | 1960-12-11 | 60 min |
| Season 1 | Episode 7 | Science Fiction | 1960-12-18 | 60 min |
| Season 1 | Episode 8 | A Special Christmas Edition | 1960-12-25 | 60 min |
| Season 1 | Episode 9 | The Aurora-Borealis | 1961-01-01 | 60 min |
| Season 1 | Episode 10 | Man as an Environment - Human Body | 1961-01-08 | 60 min |
| Season 1 | Episode 11 | Kept Alive | 1961-01-15 | 60 min |
| Season 1 | Episode 12 | Physics and Games - Laws of Probability | 1961-01-22 | 60 min |
| Season 1 | Episode 13 | The Face of the Moon | 1961-01-29 | 60 min |
| Season 1 | Episode 14 | Hibernation | 1961-02-05 | 60 min |
| Season 1 | Episode 15 | Man and His Environment | 1961-02-12 | 60 min |
| Season 1 | Episode 16 | Eclipse | 1961-02-19 | 60 min |
| Season 1 | Episode 17 | Animal Communication | 1961-02-26 | 60 min |
| Season 1 | Episode 18 | The Speed of Light | 1961-03-05 | 60 min |
| Season 1 | Episode 19 | Dr. John Zubek | 1961-03-12 | 60 min |
| Season 1 | Episode 20 | The Chemical Senses | 1961-03-19 | 60 min |
| Season 1 | Episode 21 | The Mohole: Earth's Crust | 1961-04-02 | 60 min |
| Season 1 | Episode 22 | Laws of Conservation | 1961-04-16 | 60 min |
| Season 1 | Episode 23 | Photosynthesis | 1961-04-23 | 60 min |
| Season 1 | Episode 24 | Physics of Clouds | 1961-04-30 | 60 min |
| Season 1 | Episode 25 | The Sources of Science | 1961-04-07 | 60 min |
| Season 2 | Episode 1 | Looking Ahead | 1962-01-04 | 60 min |
| Season 2 | Episode 2 | Photography in Science | 1962-01-11 | 60 min |
| Season 2 | Episode 3 | To Educate a Scientist | 1962-01-18 | 60 min |
| Season 2 | Episode 4 | The Situation is Fluid | 1962-01-25 | 60 min |
| Season 2 | Episode 5 | Gallstones | 1962-02-01 | 60 min |
| Season 2 | Episode 6 | The Upper Mantle Project | 1962-02-08 | 60 min |
| Season 2 | Episode 7 | The Physics of Music | 1962-02-22 | 60 min |
| Season 2 | Episode 8 | Man and the Moon | 1962-03-08 | 60 min |
| Season 2 | Episode 9 | Low Temperature Physics | 1962-03-15 | 60 min |
| Season 2 | Episode 10 | Monkey Curiosity | 1962-03-29 | 60 min |
| Season 2 | Episode 11 | Beetles and Bombs | 1962-04-26 | 60 min |
| Season 2 | Episode 12 | Thinking About Math | 1962-05-03 | 60 min |
| Season 2 | Episode 13 | The Plague | 1962-05-10 | 60 min |
| Season 2 | Episode 14 | A Science Newsreel | 1962-05-24 | 60 min |
| Season 2 | Episode 15 | Learning | 1962-06-07 | 60 min |
| Season 2 | Episode 16 | A Bang-Up Job | 1962-06-21 | 60 min |
| Season 2 | Episode 17 | Out of Africa | 1962-06-28 | 60 min |
| Season 2 | Episode 18 | Count on Me | 1962-07-12 | 60 min |
| Season 2 | Episode 19 | Blood in the Balance | 1962-07-19 | 60 min |
| Season 2 | Episode 20 | July 26, 1962 | 1962-07-26 | 60 min |
| Season 3 | Episode 1 | Brainwashing | 1962-12-02 | 60 min |
| Season 3 | Episode 2 | Electronics H & I. | 1962-12-09 | 60 min |
| Season 3 | Episode 3 | Looking Ahead | 1963-01-06 | 60 min |
| Season 3 | Episode 4 | Brainwashing | 1963-01-13 | 60 min |
| Season 3 | Episode 5 | Lungs, Legs & Eggs | 1963-01-20 | 60 min |
| Season 3 | Episode 6 | From Water to Land | 1963-01-27 | 60 min |
| Season 3 | Episode 7 | Chemistry of Salt | 1963-02-03 | 60 min |
| Season 3 | Episode 8 | Ear Operation | 1963-02-10 | 60 min |
| Season 3 | Episode 9 | Lie Detectors | 1963-02-24 | 60 min |
| Season 3 | Episode 10 | Smoking and Lung Cancer | 1963-03-03 | 60 min |
| Season 3 | Episode 11 | Science Museum | 1963-03-10 | 60 min |
| Season 3 | Episode 12 | Tornadoe | 1963-03-24 | 60 min |
| Season 3 | Episode 13 | The Descent of Man | 1963-03-24 | 60 min |
| Season 3 | Episode 14 | Isaac Newton | 1963-04-07 | 60 min |
| Season 3 | Episode 15 | New Atoms for Old | 1963-04-14 | 60 min |
| Season 3 | Episode 16 | Car Crashes | 1963-04-21 | 60 min |
| Season 3 | Episode 17 | Bird Migration | 1963-05-05 | 60 min |
| Season 3 | Episode 18 | Fact & Fiction | 1963-05-12 | 60 min |
| Season 3 | Episode 19 | Code of Life | 1963-05-19 | 60 min |
| Season 3 | Episode 20 | The Chemistry of Bread | 1963-05-26 | 60 min |
| Season 3 | Episode 21 | The Infra-Red | 1963-06-02 | 60 min |
| Season 3 | Episode 22 | Human Overpopulation | 1963-06-09 | 60 min |
| Season 3 | Episode 23 | Mars | 1963-06-16 | 60 min |
| Season 3 | Episode 24 | Spiders | 1963-06-23 | 60 min |
| Season 3 | Episode 25 | Hypnosis | 1963-06-30 | 60 min |
| Season 4 | Episode 1 | Physics in Sports | 1964-04-19 | 60 min |
| Season 4 | Episode 2 | Einstein, Man & Mathematician | 1964-05-05 | 60 min |
| Season 4 | Episode 3 | About the Size of It | 1964-05-12 | 60 min |
| Season 4 | Episode 4 | Standards for Comparison | 1964-05-19 | 60 min |
| Season 4 | Episode 5 | Excursion Into Hell | 1964-05-26 | 60 min |
| Season 4 | Episode 6 | Surgery for Parkinson's Disease | 1964-06-02 | 60 min |
| Season 4 | Episode 7 | Science in Sports | 1964-06-09 | 60 min |
| Season 4 | Episode 8 | Lasers | 1964-06-30 | 60 min |
| Season 4 | Episode 9 | Blood, Sea and Tears | 1964-07-07 | 60 min |
| Season 4 | Episode 10 | Cartography | 1964-07-14 | 60 min |
| Season 4 | Episode 11 | The World of Water | 1964-07-21 | 60 min |
| Season 4 | Episode 12 | The Way the Ball Bounces | 1964-07-28 | 60 min |
| Season 4 | Episode 13 | Immunology | 1964-08-04 | 60 min |
| Season 5 | Episode 1 | January 1, 1965 | 1965-01-03 | 60 min |
| Season 5 | Episode 2 | Viruses | 1965-01-10 | 60 min |
| Season 5 | Episode 3 | The Quaking Earth | 1965-02-07 | 60 min |
| Season 5 | Episode 4 | Pain | 1965-02-21 | 60 min |
| Season 5 | Episode 5 | Lies, Damn Lies and Statistics | 1965-02-28 | 60 min |
| Season 5 | Episode 6 | The Pacemakers | 1965-03-28 | 60 min |
| Season 6 | Episode 1 | Animals and Man | 1965-10-03 | 60 min |
| Season 6 | Episode 2 | Animals on Land | 1965-10-10 | 60 min |
| Season 6 | Episode 3 | Animals in the Water | 1995-10-17 | 60 min |
| Season 6 | Episode 4 | Animal Adaptation | 1965-10-24 | 60 min |
| Season 6 | Episode 5 | October 31, 1965 | 1965-10-31 | 60 min |
| Season 6 | Episode 6 | November 7, 1965 | 1965-11-07 | 60 min |
| Season 6 | Episode 7 | Animals and Food | 1965-11-14 | 60 min |
| Season 6 | Episode 8 | Animals as Engineers | 1965-11-21 | 60 min |
| Season 6 | Episode 9 | November 28, 1965 | 1965-11-28 | 60 min |
| Season 6 | Episode 10 | December 5, 1965 | 1965-12-05 | 60 min |
| Season 6 | Episode 11 | December 12, 1965 | 1965-12-12 | 60 min |
| Season 6 | Episode 12 | Animal Social Behavior | 1965-12-19 | 60 min |
| Season 6 | Episode 13 | December 26, 1965 | 1965-12-26 | 60 min |
| Season 6 | Episode 14 | January 2, 1966 | 1966-01-02 | 60 min |
| Season 6 | Episode 15 | January 9, 1966 | 1966-01-09 | 60 min |
| Season 6 | Episode 16 | January 16, 1966 | 1966-01-16 | 60 min |
| Season 6 | Episode 17 | Man and Animals | 1966-01-23 | 60 min |
| Season 7 | Episode 1 | The Sun | 1966-06-20 | 60 min |
| Season 7 | Episode 2 | Natural History of the Niagara Gorge | 1966-06-27 | 60 min |
| Season 7 | Episode 3 | Air and Water Pollution | 1966-07-04 | 60 min |
| Season 7 | Episode 4 | The Battle Against Biting Insects | 1966-07-11 | 60 min |
| Season 7 | Episode 5 | Air Conditioning - Natural and Man-Made | 1966-07-18 | 60 min |
| Season 7 | Episode 6 | The Physics of Sailing | 1966-07-25 | 60 min |
| Season 7 | Episode 7 | Epidemics | 1966-08-01 | 60 min |
| Season 7 | Episode 8 | Summer Storms | 1966-08-08 | 60 min |
| Season 7 | Episode 9 | Fishing and the Splake | 1966-08-15 | 60 min |
| Season 7 | Episode 10 | The Value of Our Parks | 1966-08-22 | 60 min |
| Season 7 | Episode 11 | Forest and Fires | 1966-08-29 | 60 min |
| Season 7 | Episode 12 | Water on the Level | 1966-09-05 | 60 min |
| Season 8 | Episode 1 | A Celebration of Swans | 1968-05-18 | 60 min |
| Season 8 | Episode 2 | Canadian Wildlife (2): A Celebration of Swans | 1967-05-18 | 60 min |
| Season 8 | Episode 3 | Canadian Wildlife (3): Arctic Summer | 1967-05-25 | 60 min |
| Season 8 | Episode 4 | Canadian Wildlife (4): Wild Alberta | 1967-06-01 | 60 min |
| Season 9 | Episode 1 | September 9, 1968 | 1968-09-19 | 60 min |
| Season 9 | Episode 2 | Thomas Edison | 1968-09-26 | 60 min |
| Season 9 | Episode 3 | Human Engineering | 1968-10-03 | 60 min |
| Season 9 | Episode 4 | Materials | 1968-10-10 | 60 min |
| Season 9 | Episode 5 | Structure | 1968-11-07 | 60 min |
| Season 9 | Episode 6 | Communications | 1968-11-14 | 60 min |
| Season 9 | Episode 7 | Canals and Tunnels | 1968-11-21 | 60 min |
| Season 9 | Episode 8 | Central Power | 1968-11-28 | 60 min |
| Season 9 | Episode 9 | Man and Machines | 1968-12-05 | 60 min |
| Season 9 | Episode 10 | Land and Water | 1968-12-12 | 60 min |
| Season 9 | Episode 11 | Man Aloft | 1968-12-19 | 60 min |
| Season 9 | Episode 12 | Portable Power | 1968-12-26 | 60 min |
| Season 9 | Episode 13 | Transportation | 1969-01-02 | 60 min |
| Season 9 | Episode 14 | Systems Engineering | 1969-01-09 | 60 min |
| Season 10 | Episode 1 | In the Balance | 1969-09-24 | 60 min |
| Season 10 | Episode 2 | Urban Crisis | 1969-10-01 | 60 min |
| Season 10 | Episode 3 | Water Pollution | 1969-10-08 | 60 min |
| Season 10 | Episode 4 | Air Pollution | 1969-10-15 | 60 min |
| Season 10 | Episode 5 | Pesticides | 1969-10-22 | 60 min |
| Season 10 | Episode 6 | Danger: Men at Work | 1969-10-29 | 60 min |
| Season 10 | Episode 7 | The Ages of Man: A Day in the Life of a G.P. (1) | 1969-11-05 | 60 min |
| Season 10 | Episode 8 | The Ages of Man: A Breath of Life (2) | 1969-11-12 | 60 min |
| Season 10 | Episode 9 | The Ages of Man: The Attack on Cancer (3) | 1969-11-26 | 60 min |
| Season 10 | Episode 10 | The Ages of Man (3) | 1969-12-10 | 60 min |
| Season 10 | Episode 11 | The Ages of Man: The Cell (5) | 1969-12-17 | 60 min |
| Season 10 | Episode 12 | The Ages of Man: Arthritis (6) | 1969-12-24 | 60 min |
| Season 10 | Episode 13 | The Ages of Man: Science Decade (7) | 1969-12-31 | 60 min |
| Season 10 | Episode 14 | The Ages of Man: Heart Disease (8) | 1970-01-07 | 60 min |
| Season 10 | Episode 15 | The Ages of Man: Transplants (9) | 1970-01-15 | 60 min |
| Season 10 | Episode 16 | The Ages of Man: A Definition of Death (10) | 1970-01-22 | 60 min |
| Season 10 | Episode 17 | A Sense of Time: The Age of the Universe (1) | 1970-12-07 | 60 min |
| Season 10 | Episode 18 | A Sense of Time: The Age of the Earth (2) | 1970-12-14 | 60 min |
| Season 10 | Episode 19 | A Sense of Time: The Age of Man (3) | 1970-12-21 | 60 min |
| Season 10 | Episode 20 | Continental Drift | 1970-05-21 | 60 min |
| Season 10 | Episode 21 | Sense Substitution | 1970-05-28 | 60 min |
| Season 10 | Episode 22 | Physical Sciences: Stellar Evolution | 1970-06-04 | 60 min |
| Season 10 | Episode 23 | Physical Sciences: Making Waves | 1970-06-11 | 60 min |
| Season 10 | Episode 24 | Physical Sciences: Energy Conversion | 1970-06-18 | 60 min |
| Season 10 | Episode 25 | Physical Sciences: Laser | 1970-06-25 | 60 min |
| Season 11 | Episode 1 | Audubon | 1970-10-05 | 60 min |
| Season 11 | Episode 2 | The Last Stand: Western Mountain Parks (1) | 1970-11-02 | 60 min |
| Season 11 | Episode 3 | The Last Stand: The Everglades of Florida (2) | 1970-11-09 | 60 min |
| Season 11 | Episode 4 | The Last Stand: Point Pelee (3) | 1970-11-16 | 60 min |
| Season 11 | Episode 5 | The Last Stand: The Southwestern Desert (4) | 1970-11-23 | 60 min |
| Season 11 | Episode 9 | The Great Lakes (1) | 1971-02-01 | 60 min |
| Season 11 | Episode 10 | The Great Lakes (2) | 1971-02-08 | 60 min |
| Season 11 | Episode 11 | Population Problems: Everybody's Baby (1) | 1971-02-15 | 60 min |
| Season 11 | Episode 12 | Population Problems: Tomorrow's Child (2) | 1971-03-01 | 60 min |
| Season 11 | Episode 13 | Who Help Themselves | 1971-03-15 | 60 min |
| Season 11 | Episode 14 | Psychiatry: Heavy Night | 1971-03-22 | 60 min |
| Season 11 | Episode 15 | Psychiatry: Street Fighting Mad | 1971-03-29 | 60 min |
| Season 11 | Episode 16 | Psychiatry: Human Potential | 1971-04-05 | 60 min |
| Season 11 | Episode 17 | Wild Africa: As It Was (1) | 1971-06-28 | 60 min |
| Season 11 | Episode 18 | Wild Africa: Something New (2) | 1971-07-05 | 60 min |
| Season 12 | Episode 1 | Banting, Best and Insulin | 1971-10-04 | 60 min |
| Season 12 | Episode 2 | Cancer in Canada | 1971-10-11 | 60 min |
| Season 12 | Episode 3 | Parkinson's Disease | 1971-10-25 | 60 min |
| Season 12 | Episode 4 | November 15, 1971 | 1971-11-15 | 60 min |
| Season 12 | Episode 5 | November 22, 1971 | 1971-11-22 | 60 min |
| Season 12 | Episode 6 | The Living Arctic | 1971-11-29 | 60 min |
| Season 12 | Episode 7 | December 6, 1971 | 1971-12-06 | 60 min |
| Season 12 | Episode 8 | December 13, 1971 | 1971-12-13 | 60 min |
| Season 12 | Episode 9 | December 20, 1971 | 1971-12-20 | 60 min |
| Season 12 | Episode 10 | The Harp Seal | 1972-01-03 | 60 min |
| Season 12 | Episode 11 | January 10, 1972 | 1972-01-10 | 60 min |
| Season 12 | Episode 12 | January 17, 1972 | 1972-01-17 | 60 min |
| Season 12 | Episode 13 | January 24, 1972 | 1972-01-24 | 60 min |
| Season 12 | Episode 14 | January 31, 1972 | 1972-01-31 | 60 min |
| Season 12 | Episode 15 | The Blue Holes of Andros | 1972-05-15 | 60 min |
| Season 13 | Episode 1 | Vanishing Peoples: Lacandones | 1972-11-06 | 60 min |
| Season 13 | Episode 2 | The Polar Bear | 1973-01-08 | 60 min |
| Season 13 | Episode 3 | Grouse Country | 1973-01-15 | 60 min |
| Season 13 | Episode 4 | Ice Lovers | 1973-01-29 | 60 min |
| Season 13 | Episode 5 | Think Before You Eat | 1973-03-05 | 60 min |
| Season 13 | Episode 6 | Stockholm '72: Politics for Survival | 1973-03-12 | 60 min |
| Season 13 | Episode 7 | Cities for People | 1973-03-19 | 60 min |
| Season 13 | Episode 8 | Migration: Animals in Cycle | 1973-03-26 | 60 min |
| Season 13 | Episode 9 | Old Enough | 1973-04-02 | 60 min |
| Season 13 | Episode 10 | Cities for People | 1973-04-02 | 60 min |
| Season 13 | Episode 11 | Recycling | 1973-04-09 | 60 min |
| Season 13 | Episode 12 | Acupuncture | 1973-04-16 | 60 min |
| Season 13 | Episode 14 | Vanishing Peoples: Yanoniami | 1973-05-07 | 60 min |
| Season 14 | Episode 1 | Puffins, Predators and Pirates | 1973-11-26 | 60 min |
| Season 14 | Episode 2 | The Club of Rome | 1973-12-03 | 60 min |
| Season 14 | Episode 3 | Ellesmere Island | 1973-12-10 | 60 min |
| Season 14 | Episode 4 | Anybody's Child | 1973-12-17 | 60 min |
| Season 14 | Episode 5 | Grouse Country | 1973-12-24 | 60 min |
| Season 14 | Episode 7 | The Serious Business of Play | 1974-01-21 | 60 min |
| Season 14 | Episode 8 | Out of the Mouths of Babes (1) | 1974-01-28 | 60 min |
| Season 14 | Episode 9 | Out of the Mouths of Babes (2) | 1974-02-04 | 60 min |
| Season 15 | Episode 1 | And God Created Great Whales | 1974-10-09 | 60 min |
| Season 15 | Episode 2 | October 23, 1974 | 1974-10-23 | 60 min |
| Season 15 | Episode 3 | October 30, 1974 | 1974-10-30 | 60 min |
| Season 15 | Episode 4 | November 6, 1974 | 1974-11-06 | 60 min |
| Season 15 | Episode 5 | November 13, 1974 | 1974-11-13 | 60 min |
| Season 15 | Episode 6 | November 20, 1974 | 1974-11-20 | 60 min |
| Season 15 | Episode 7 | November 27, 1974 | 1974-11-27 | 60 min |
| Season 15 | Episode 8 | December 4, 1974 | 1974-12-04 | 60 min |
| Season 15 | Episode 9 | December 11, 1974 | 1974-12-11 | 60 min |
| Season 15 | Episode 10 | December 18, 1974 | 1974-12-18 | 60 min |
| Season 16 | Episode 1 | Out of the Mouths of Babes (1) | 1975-10-22 | 60 min |
| Season 16 | Episode 2 | October 29, 1975 | 1975-10-29 | 60 min |
| Season 16 | Episode 3 | November 5, 1975 | 1975-11-05 | 60 min |
| Season 16 | Episode 4 | November 12, 1975 | 1975-11-12 | 60 min |
| Season 16 | Episode 5 | November 19, 1975 | 1975-11-19 | 60 min |
| Season 16 | Episode 6 | November 26, 1975 | 1975-11-26 | 60 min |
| Season 16 | Episode 7 | December 3, 1975 | 1975-12-03 | 60 min |
| Season 16 | Episode 8 | December 10, 1975 | 1975-12-10 | 60 min |
| Season 16 | Episode 9 | December 17, 1975 | 1975-12-17 | 60 min |
| Season 16 | Episode 10 | December 24, 1975 | 1975-12-24 | 60 min |
| Season 17 | Episode 1 | Noah's Park | 1976-12-22 | 60 min |
| Season 17 | Episode 2 | Close-up Look at a Coral Reef | 1976-12-29 | 60 min |
| Season 17 | Episode 3 | Birthright Newborn | 1977-01-05 | 60 min |
| Season 17 | Episode 4 | Children of the Buffalo | 1977-01-19 | 60 min |
| Season 17 | Episode 5 | Geriatric Medicine | 1977-01-26 | 60 min |
| Season 17 | Episode 6 | The Wind and Its Power | 1977-02-09 | 60 min |
| Season 17 | Episode 7 | Funk Island | 1977-02-16 | 60 min |
| Season 17 | Episode 8 | Development in the Florida Everglades | 1977-09-30 | 60 min |
| Season 18 | Episode 1 | The People You Never See | 1977-12-14 | 60 min |
| Season 18 | Episode 2 | Pedestrian Malls | 1977-12-16 | 60 min |
| Season 18 | Episode 3 | Out of the Mouths of Babes | 1978-01-13 | 60 min |
| Season 18 | Episode 4 | Madagascar: Island of the Moon | 1978-01-25 | 60 min |
| Season 18 | Episode 5 | The First Inch | 1978-01-27 | 60 min |
| Season 18 | Episode 6 | Infertility / Puppets | 1978-02-01 | 60 min |
| Season 18 | Episode 7 | Walking Out | 1978-02-08 | 60 min |
| Season 18 | Episode 8 | Skin Trade | 1978-03-31 | 60 min |
| Season 19 | Episode 1 | 1978-09-24 | 1978-09-24 | 60 min |
| Season 19 | Episode 2 | Clockwork Atom | 1978-10-01 | 60 min |
| Season 19 | Episode 3 | This Will Do for Today | 1978-10-08 | 60 min |
| Season 19 | Episode 4 | Island of Monkeys | 1978-10-15 | 60 min |
| Season 19 | Episode 5 | 1978-10-29 | 1978-10-29 | 60 min |
| Season 19 | Episode 6 | 1978-11-05 | 1978-11-05 | 60 min |
| Season 19 | Episode 7 | 1978-11-12 | 1978-11-12 | 60 min |
| Season 19 | Episode 8 | Sleep (1 of 2) | 1978-11-26 | 60 min |
| Season 19 | Episode 9 | Dreams (2) | 1978-12-03 | 60 min |
| Season 19 | Episode 10 | Charlie | 1978-12-17 | 60 min |
| Season 19 | Episode 11 | The Search: Smallpox Eradication | 1978-12-24 | 60 min |
| Season 19 | Episode 12 | The Cajuns | 1978-12-31 | 60 min |
| Season 20 | Episode 1 | Flying Circus of Physics | 1979-10-24 | 60 min |
| Season 20 | Episode 2 | Hypnosis / India's Sacred Cows / Ultra Sound Scanner | 1979-10-31 | 60 min |
| Season 20 | Episode 3 | Parenthood / Puppets and Surgery | 1979-11-14 | 60 min |
| Season 20 | Episode 4 | Contact | 1979-11-21 | 60 min |
| Season 20 | Episode 5 | Deep Diving Memory | 1979-11-28 | 60 min |
| Season 20 | Episode 6 | Arctic Oil | 1979-12-05 | 60 min |
| Season 20 | Episode 7 | Clinical Trials | 1979-12-12 | 60 min |
| Season 20 | Episode 8 | Left Brain, Right Brain | 1979-12-19 | 60 min |
| Season 20 | Episode 9 | Dust Storms / Oysters / Science Fairs | 1979-12-26 | 60 min |
| Season 20 | Episode 10 | Memories from Eden | 1980-01-02 | 60 min |
| Season 20 | Episode 11 | Crocodile City | 1980-01-09 | 60 min |
| Season 20 | Episode 12 | The Lacandons | 1980-01-23 | 60 min |
| Season 20 | Episode 13 | Paul Jacobs and the Nuclear Gang | 1980-02-06 | 60 min |
| Season 20 | Episode 14 | Roger Tory Peterson; Portrait of a Birdwatcher | 1980-02-13 | 60 min |
| Season 20 | Episode 15 | Galileo | 1980-02-27 | 60 min |
| Season 20 | Episode 16 | The Chiricahuas / The Making of Violins / Seal Psychology | 1980-03-05 | 60 min |
| Season 21 | Episode 1 | Mount St. Helen | 1980-10-08 | 60 min |
| Season 21 | Episode 2 | Cystic Fibrosis / Whooping Crane / Cold-Water Survival | 1980-10-15 | 60 min |
| Season 21 | Episode 3 | The Bare Necessity / Manatees / Ludhiana | 1980-10-22 | 60 min |
| Season 21 | Episode 4 | Tar Wars | 1980-10-29 | 60 min |
| Season 21 | Episode 5 | Alternate Car Fuel / Surface Tension / Science Fair | 1980-11-05 | 60 min |
| Season 21 | Episode 6 | Chinese Culture (1) | 1980-11-12 | 60 min |
| Season 21 | Episode 7 | Modern China (2) | 1980-11-19 | 60 min |
| Season 21 | Episode 8 | Survival Instincts of the Insect World / Sickle Cell Anemia | 1980-11-26 | 60 min |
| Season 21 | Episode 9 | Invisible Astronomy | 1980-12-03 | 60 min |
| Season 21 | Episode 10 | Prenatal Diagnosis of Spina Bifida / Amniocentesis | 1980-12-10 | 60 min |
| Season 21 | Episode 11 | One of the Family | 1981-01-07 | 60 min |
| Season 21 | Episode 12 | Structure of Birds Eggs / Newfound land Oil | 1981-01-14 | 60 min |
| Season 21 | Episode 13 | Poisoned Playgrounds / Charlie | 1981-01-28 | 60 min |
| Season 21 | Episode 14 | High Altitude Physiology / The Vision of Galileo / Dust Storms | 1981-02-04 | 60 min |
| Season 21 | Episode 15 | February 2, 1981 | 1981-02-11 | 60 min |
| Season 21 | Episode 16 | Sri Lanka | 1981-02-18 | 60 min |
| Season 21 | Episode 17 | Tar Sands | 1981-03-04 | 60 min |
| Season 21 | Episode 18 | Blackfly | 1981-03-11 | 60 min |
| Season 21 | Episode 19 | Foxes Earth | 1981-03-25 | 60 min |
| Season 21 | Episode 20 | April 4, 1981 | 1981-04-01 | 60 min |
| Season 22 | Episode 1 | Reconnective Surgery / Shark Vision / Batteries | 1981-10-14 | 60 min |
| Season 22 | Episode 2 | Rabies in Ontario / Island of Coral / Hazards of Microwave Ovens | 1981-10-21 | 60 min |
| Season 22 | Episode 3 | Edge of the Cold | 1981-10-28 | 60 min |
| Season 22 | Episode 4 | Piano / Frogs / The Atom Smasher / Phonograph | 1981-11-04 | 60 min |
| Season 22 | Episode 5 | The Thoroughbred / A Magic Way of Going | 1981-11-11 | 60 min |
| Season 22 | Episode 6 | Twins | 1981-11-18 | 60 min |
| Season 22 | Episode 7 | Tipping the Scales / Anorexia | 1981-12-02 | 60 min |
| Season 22 | Episode 8 | A Natural Turn of Events | 1981-12-09 | 60 min |
| Season 22 | Episode 9 | Making It Big | 1982-01-06 | 60 min |
| Season 22 | Episode 10 | Jute Plastic / Honeybees / Hildebrand | 1982-01-24 | 60 min |
| Season 22 | Episode 11 | A Monster Make / Nuclear War | 1982-01-20 | 60 min |
| Season 22 | Episode 12 | Aspirin / Windy Bav / Fluorescent | 1982-01-27 | 60 min |
| Season 22 | Episode 13 | Bionic Limbs / Hanuman Langurs / The Monkeys of India | 1982-02-24 | 60 min |
| Season 22 | Episode 15 | Tide Mill / Mind's Eye / Snakes | 1982-03-10 | 60 min |
| Season 23 | Episode 1 | Telidon / Submerged Birds / Tulips | 1982-10-20 | 60 min |
| Season 23 | Episode 2 | October 27, 1982 | 1982-10-27 | 60 min |
| Season 23 | Episode 3 | 1982-11-03 | 1982-11-03 | 60 min |
| Season 23 | Episode 4 | 1982-11-10 | 1982-11-10 | 60 min |
| Season 23 | Episode 5 | Solar Techniques / Fragile Bones / Dial | 1982-11-17 | 60 min |
| Season 23 | Episode 6 | 1982-11-24 | 1982-11-24 | 60 min |
| Season 23 | Episode 7 | 1982-12-01 | 1982-12-01 | 60 min |
| Season 23 | Episode 8 | 1982-12-15 | 1982-12-15 | 60 min |
| Season 23 | Episode 9 | Prenatal Diagnosis / Scanning with Sound Waves | 1982-12-22 | 60 min |
| Season 23 | Episode 10 | Himalayan Floods | 1982-12-29 | 60 min |
| Season 23 | Episode 11 | 1983-01-12 | 1983-01-12 | 60 min |
| Season 23 | Episode 12 | 1983-01-19 | 1983-01-19 | 60 min |
| Season 23 | Episode 13 | 1983-01-27 | 1983-01-27 | 60 min |
| Season 23 | Episode 14 | Gentle Giant / Sewage Treatment | 1983-02-02 | 60 min |
| Season 23 | Episode 15 | 1983-02-09 | 1983-02-09 | 60 min |
| Season 23 | Episode 16 | 1983-02-16 | 1983-02-16 | 60 min |
| Season 23 | Episode 17 | 1983-02-23 | 1983-02-23 | 60 min |
| Season 23 | Episode 18 | 1983-03-02 | 1983-03-02 | 60 min |
| Season 23 | Episode 19 | 1983-03-16 | 1983-03-16 | 60 min |
| Season 23 | Episode 20 | 1983-03-30 | 1983-03-30 | 60 min |
| Season 24 | Episode 1 | Natation / Diabethese / Glasses Manufacturing | 1983-10-05 | 60 min |
| Season 24 | Episode 2 | October 12, 1983 | 1983-10-12 | 60 min |
| Season 24 | Episode 3 | October 19, 1983 | 1983-10-19 | 60 min |
| Season 24 | Episode 4 | Japanese Sand Baths | 1983-10-26 | 60 min |
| Season 24 | Episode 5 | November 2, 1983 | 1983-11-02 | 60 min |
| Season 24 | Episode 6 | November 9, 1983 | 1983-11-09 | 60 min |
| Season 24 | Episode 7 | November 16, 1983 | 1983-11-16 | 60 min |
| Season 24 | Episode 8 | November 23, 1983 | 1983-11-23 | 60 min |
| Season 24 | Episode 9 | Natural Turn of Events / Kidney Transplant / Kelp | 1983-11-30 | 60 min |
| Season 24 | Episode 10 | December 7, 1983 | 1983-12-07 | 60 min |
| Season 24 | Episode 11 | Flight Simulators / Beating the Blues | 1983-12-21 | 60 min |
| Season 24 | Episode 12 | December 28, 1983 | 1983-12-28 | 60 min |
| Season 24 | Episode 13 | January 4, 1984 | 1984-01-04 | 60 min |
| Season 24 | Episode 14 | January 11, 1984 | 1984-01-11 | 60 min |
| Season 24 | Episode 15 | January 18, 1984 | 1984-01-18 | 60 min |
| Season 24 | Episode 16 | The Nation Family (2) | 1984-01-25 | 60 min |
| Season 24 | Episode 17 | February 1, 1984 | 1984-02-01 | 60 min |
| Season 24 | Episode 18 | Bring Back My Bonnie | 1984-02-08 | 60 min |
| Season 24 | Episode 19 | Decade of Delay / RH Laboratory / Hawaii Telescope | 1984-02-15 | 60 min |
| Season 24 | Episode 20 | Gray Whale / Old Diseases in Mummies / Algae as Antipolluants | 1984-02-22 | 60 min |
| Season 24 | Episode 21 | Water, Friend or Foe | 1984-02-26 | 60 min |
| Season 25 | Episode 1 | October 10, 1984 | 1984-10-10 | 60 min |
| Season 25 | Episode 2 | October 17, 1984 | 1984-10-17 | 60 min |
| Season 25 | Episode 3 | October 24, 1984 | 1984-10-24 | 60 min |
| Season 25 | Episode 4 | Human Birth | 1984-10-31 | 60 min |
| Season 25 | Episode 5 | Chinese Wall Paintings / Drilling for Oil Between Arctic Ice / Fly Fishing | 1984-11-07 | 60 min |
| Season 25 | Episode 6 | Voices in the Wind | 1984-11-14 | 60 min |
| Season 25 | Episode 7 | The Right Whale / Communication Between Insects | 1984-11-28 | 60 min |
| Season 25 | Episode 8 | Making Moves | 1984-12-12 | 60 min |
| Season 25 | Episode 9 | Survival of Salmon | 1984-12-19 | 60 min |
| Season 25 | Episode 10 | Dinosaur | 1985-01-09 | 60 min |
| Season 25 | Episode 11 | Sailing / CPR | 1985-01-16 | 60 min |
| Season 25 | Episode 12 | The Great Lakes | 1985-01-23 | 60 min |
| Season 25 | Episode 13 | A Planet for the Taking Overview / Blue Babies / High Flight | 1985-01-30 | 60 min |
| Season 26 | Episode 1 | Susan McKellar / The Sea Otter | 1985-10-09 | 60 min |
| Season 26 | Episode 2 | Air Craft | 1985-10-16 | 60 min |
| Season 26 | Episode 3 | Muscular Fibres / Fish Locomotion | 1985-10-23 | 60 min |
| Season 26 | Episode 4 | Open Heart | 1985-10-30 | 60 min |
| Season 26 | Episode 5 | Plants and Their Preys | 1985-11-06 | 60 min |
| Season 26 | Episode 6 | Doctors of the Future / Walking / Vortices | 1985-11-13 | 60 min |
| Season 26 | Episode 7 | Predicting the Next Earthquake | 1985-11-20 | 60 min |
| Season 26 | Episode 8 | Duck in Danger | 1985-11-27 | 60 min |
| Season 26 | Episode 9 | Leper | 1985-12-04 | 60 min |
| Season 26 | Episode 10 | How Alcohol Affects the Body / Ancient Life-forms / The Physics of Archery | 1985-12-11 | 60 min |
| Season 26 | Episode 13 | Hearing Things | 1986-01-15 | 60 min |
| Season 26 | Episode 14 | The Earthquake Connection | 1986-01-22 | 60 min |
| Season 26 | Episode 15 | Islands at the Edge | 1986-01-29 | 60 min |
| Season 26 | Episode 16 | Fragile Harvest | 1986-02-05 | 60 min |
| Season 26 | Episode 17 | The Brain Puzzle | 1986-02-19 | 60 min |
| Season 26 | Episode 18 | Plankton | 1986-02-26 | 60 min |
| Season 26 | Episode 19 | The Portrait of William Bigelow | 1986-03-02 | 60 min |
| Season 26 | Episode 20 | Acid Rains | 1986-03-12 | 60 min |
| Season 26 | Episode 21 | McMaster Students | 1986-03-23 | 60 min |
| Season 27 | Episode 1 | Cars of the Future | 1986-10-08 | 60 min |
| Season 27 | Episode 2 | Restless Sky; Rotation; Handcraft in History | 1986-10-15 | 60 min |
| Season 27 | Episode 3 | The Niagara Escarpment: A Rock Video | 1986-10-22 | 60 min |
| Season 27 | Episode 4 | The Blood of Our Children | 1986-10-29 | 60 min |
| Season 27 | Episode 5 | Herbal Plants | 1986-11-05 | 60 min |
| Season 27 | Episode 6 | Stunning Sounds | 1986-11-12 | 60 min |
| Season 27 | Episode 7 | Women of Kerala / Vortex | 1986-11-26 | 60 min |
| Season 27 | Episode 8 | Caribou Drowning in Niagara / Teflon Knee | 1986-12-17 | 60 min |
| Season 27 | Episode 9 | The Familiar Face of Love | 1986-12-10 | 60 min |
| Season 27 | Episode 10 | The Sexual Life of Plants | 1986-12-24 | 60 min |
| Season 27 | Episode 11 | Conducting | 1987-01-07 | 60 min |
| Season 27 | Episode 12 | Math | 1987-01-14 | 60 min |
| Season 27 | Episode 13 | January 21, 1987 | 1987-01-21 | 60 min |
| Season 27 | Episode 14 | January 28, 1987 | 1987-01-28 | 60 min |
| Season 27 | Episode 15 | The Chemistry of Fire | 1987-02-04 | 60 min |
| Season 27 | Episode 16 | Saving Children from Dehydration | 1987-02-18 | 60 min |
| Season 27 | Episode 17 | The Miracle of Life | 1987-02-25 | 60 min |
| Season 27 | Episode 19 | AIDS | 1987-03-11 | 60 min |
| Season 28 | Episode 1 | Declining Sea Birds of the Gulf | 1987-10-14 | 60 min |
| Season 28 | Episode 2 | Radars / Dowsing for Water | 1987-10-21 | 60 min |
| Season 28 | Episode 3 | The Anatomy of Eloquence / Fossils in Shale | 1987-10-28 | 60 min |
| Season 28 | Episode 4 | LA's Toxic Waste / How Fish Swim | 1987-11-04 | 60 min |
| Season 28 | Episode 5 | The Franklin Expedition | 1987-11-18 | 60 min |
| Season 28 | Episode 6 | Nuclear Power: The Hot Debate | 1987-11-25 | 60 min |
| Season 28 | Episode 7 | A Year in the Life of the Bald Eagle / Balloons and Airships | 1987-12-02 | 60 min |
| Season 28 | Episode 8 | Serving Time / Arctic wildlife | 1987-12-16 | 60 min |
| Season 28 | Episode 9 | Spas - Magic or Medicine | 1987-12-30 | 60 min |
| Season 28 | Episode 10 | January 6, 1988 | 1988-01-06 | 60 min |
| Season 28 | Episode 11 | The Children Who Learned to Listen | 1988-01-13 | 60 min |
| Season 28 | Episode 12 | The USSR - The Changing of the Guard (1) | 1988-01-20 | 60 min |
| Season 28 | Episode 13 | The USSR - The Changing of the Guard (2) | 1988-01-27 | 60 min |
| Season 28 | Episode 14 | February 2, 1988 | 1988-02-03 | 60 min |
| Season 28 | Episode 15 | Death of a Star | 1988-02-10 | 60 min |
| Season 28 | Episode 16 | Next Year's Model | 1988-02-17 | 60 min |
| Season 28 | Episode 17 | Edge of Ice | 1988-03-02 | 60 min |
| Season 28 | Episode 18 | Puffins and Prey / The Stein Valley | 1988-03-16 | 60 min |
| Season 29 | Episode 1 | The Knowing Nose | 1988-10-05 | 60 min |
| Season 29 | Episode 2 | Trouble in the Forest | 1988-10-12 | 60 min |
| Season 29 | Episode 3 | Human Evolution | 1988-10-26 | 60 min |
| Season 29 | Episode 4 | Face Value / Bird Hospital | 1988-11-02 | 60 min |
| Season 29 | Episode 5 | Piercing the Dark; Let the Wild Things Grow | 1988-11-09 | 60 min |
| Season 29 | Episode 7 | When the Rivers Run Dry | 1988-12-14 | 60 min |
| Season 29 | Episode 8 | Roger Tory Peterson: Portrait of a Bird Watcher Update | 1989-02-22 | 60 min |
| Season 29 | Episode 9 | The New Face of Leprosy | 1989-05-17 | 60 min |
| Season 29 | Episode 10 | Blowpipes and Bulldozers | 1989-01-11 | 60 min |
| Season 29 | Episode 11 | Back Pain / Structural Colours | 1989-01-18 | 60 min |
| Season 29 | Episode 12 | The Return of the Swift Fox / The Pains Performance | 1989-01-25 | 60 min |
| Season 29 | Episode 15 | I Never Planned on This: All of Us Age | 1989-03-01 | 60 min |
| Season 29 | Episode 16 | April 12, 1989 | 1989-04-12 | 60 min |
| Season 30 | Episode 1 | History of Rubber | 1989-09-27 | 60 min |
| Season 30 | Episode 2 | Balancing Act / Kids Go Wild | 1989-10-04 | 60 min |
| Season 30 | Episode 3 | Euthanasia in Canada | 1989-10-11 | 60 min |
| Season 30 | Episode 4 | Coming to Grips with the Grippe | 1989-10-25 | 60 min |
| Season 30 | Episode 5 | A Sky Full of Planes | 1989-11-15 | 60 min |
| Season 30 | Episode 6 | Falcons by the Sea / Milkweed | 1989-11-22 | 60 min |
| Season 30 | Episode 7 | Rare Breeds | 1989-12-06 | 60 min |
| Season 30 | Episode 8 | Howe Sound: Poisoned Waters | 1989-12-12 | 60 min |
| Season 30 | Episode 9 | Kingdom of the Ice Bear (1) | 1989-12-19 | 60 min |
| Season 30 | Episode 10 | Kingdom of the Ice Bear (2) | 1989-12-26 | 60 min |
| Season 30 | Episode 11 | Little Wars | 1990-01-03 | 60 min |
| Season 30 | Episode 12 | Face Value / Bird Hospital | 1990-01-10 | 60 min |
| Season 30 | Episode 13 | Powerful Medicine | 1990-01-17 | 60 min |
| Season 30 | Episode 14 | 30th Anniversary Special | 1990-02-07 | 60 min |
| Season 30 | Episode 15 | Northern Development | 1990-02-21 | 60 min |
| Season 30 | Episode 16 | The Vision of the Blind | 1990-02-28 | 60 min |
| Season 30 | Episode 17 | Turning to Dust | 1990-03-14 | 60 min |
| Season 30 | Episode 18 | Pretence of Performance | 1990-03-21 | 60 min |
| Season 30 | Episode 19 | Temagami: The Last Stand | 1990-03-28 | 60 min |
| Season 30 | Episode 20 | The Arctic National Wildlife Refuge | 1990-06-20 | 60 min |
| Season 30 | Episode 21 | July 18, 1990 | 1990-07-18 | 60 min |
| Season 30 | Episode 22 | August 1, 1990 | 1990-08-01 | 60 min |
| Season 30 | Episode 23 | Through the Looking Glass | 1990-09-05 | 60 min |
| Season 31 | Episode 1 | The Green Quiz | 1990-10-03 | 60 min |
| Season 31 | Episode 2 | Crying Wolf | 1990-10-10 | 60 min |
| Season 31 | Episode 3 | Ghana Recycling Car Parts / Yukon Arctic Summer | 1990-10-17 | 60 min |
| Season 31 | Episode 4 | The Insect World | 1990-11-07 | 60 min |
| Season 31 | Episode 5 | Salt of the Earth | 1991-02-09 | 60 min |
| Season 31 | Episode 6 | Voices in the Forest | 1991-02-03 | 60 min |
| Season 31 | Episode 7 | Chaos, Science and the Unexpected | 1990-11-21 | 60 min |
| Season 31 | Episode 9 | Running for Their Lives | 1991-04-12 | 60 min |
| Season 31 | Episode 10 | The Sisterhood | 1991-01-02 | 60 min |
| Season 31 | Episode 12 | The Day of Reckoning | 1991-01-16 | 60 min |
| Season 31 | Episode 13 | The Cholesterol Factor | 1991-01-30 | 60 min |
| Season 31 | Episode 14 | Second Wind | 1991-02-20 | 60 min |
| Season 31 | Episode 15 | Here Be Dragons | 1991-03-06 | 60 min |
| Season 31 | Episode 16 | Revolution Down on the Farm | 1991-03-20 | 60 min |
| Season 31 | Episode 17 | Putting You in the Pictures / Marmots | 1991-03-27 | 60 min |
| Season 32 | Episode 1 | The Debate on Animal Research Issues | 1991-10-02 | 60 min |
| Season 32 | Episode 2 | The Grizzly Bear: Losing Ground | 1991-10-09 | 60 min |
| Season 32 | Episode 4 | Post Mortem | 1991-10-30 | 60 min |
| Season 32 | Episode 5 | Hooked on Oil (R) | 1991-11-13 | 60 min |
| Season 32 | Episode 6 | Connecting Flights: Shorebird Migration | 1992-03-18 | 60 min |
| Season 32 | Episode 7 | Vietnam - After the Fire | 1992-04-01 | 60 min |
| Season 32 | Episode 8 | Running for Their Lives | 1991-12-04 | 60 min |
| Season 32 | Episode 9 | Lasers: Brighter Than the Sun | 1992-01-15 | 60 min |
| Season 32 | Episode 14 | April 29, 1992 | 1992-04-29 | 60 min |
| Season 33 | Episode 1 | The Last Survivors | 1992-11-04 | 60 min |
| Season 33 | Episode 2 | Living with Stress | 1992-11-11 | 60 min |
| Season 33 | Episode 3 | If Caribou Could Vote | 1992-11-18 | 60 min |
| Season 33 | Episode 4 | The Elements | 1992-11-25 | 60 min |
| Season 33 | Episode 5 | Back Street Bandits/Milkweed | 1992-12-02 | 60 min |
| Season 33 | Episode 6 | End of the Line | 1992-12-16 | 60 min |
| Season 33 | Episode 7 | Toys | 1992-12-23 | 60 min |
| Season 33 | Episode 8 | In the Company of Moose | 1993-01-06 | 60 min |
| Season 33 | Episode 9 | The Mystery of the Mind | 1993-01-20 | 60 min |
| Season 33 | Episode 10 | Monkey Business | 1993-01-27 | 60 min |
| Season 33 | Episode 11 | Diabetes: Blood Sugar, Sweat and Tears | 1993-02-03 | 60 min |
| Season 33 | Episode 12 | Baboons | 1993-02-16 | 60 min |
| Season 33 | Episode 13 | Coral Reefs: Rain Forests of the Sea | 1993-02-24 | 60 min |
| Season 33 | Episode 14 | Pumping Hormones | 1993-03-24 | 60 min |
| Season 33 | Episode 15 | The Hidden World of the Bog | 1993-03-31 | 60 min |
| Season 33 | Episode 16 | A Climate for Change | 1993-05-30 | 60 min |
| Season 34 | Episode 1 | Vitamins: Hype or Hope | 1993-10-06 | 60 min |
| Season 34 | Episode 2 | End of the Line | 1993-10-13 | 60 min |
| Season 34 | Episode 3 | The Pyramid Builders | 1993-10-20 | 60 min |
| Season 34 | Episode 4 | The Living City | 1993-10-27 | 60 min |
| Season 34 | Episode 5 | The Shoreline Doesn't Stop Here Anymore | 1993-11-10 | 60 min |
| Season 34 | Episode 6 | Living Color | 1993-11-17 | 60 min |
| Season 34 | Episode 7 | What's in a Neem? | 1993-12-01 | 60 min |
| Season 34 | Episode 8 | Ancient Futures: Learning from Ladakh | 1993-12-15 | 60 min |
| Season 34 | Episode 9 | Seasons of the Sea | 1993-12-22 | 60 min |
| Season 34 | Episode 10 | The Invaders | 1994-01-05 | 60 min |
| Season 34 | Episode 11 | Air Crash | 1994-01-12 | 60 min |
| Season 34 | Episode 12 | Greening Business | 1994-01-19 | 60 min |
| Season 34 | Episode 13 | Crater of the Rain God | 1994-01-26 | 60 min |
| Season 34 | Episode 14 | Allergies: Nothing to Sneeze at | 1994-02-02 | 60 min |
| Season 34 | Episode 15 | Wolves of the Sea | 1994-02-09 | 60 min |
| Season 34 | Episode 16 | Tiger Crisis (1) | 1994-02-16 | 60 min |
| Season 34 | Episode 17 | Tiger Crisis (2) | 1994-02-23 | 60 min |
| Season 34 | Episode 18 | Songbirds | 1994-03-02 | 60 min |
| Season 34 | Episode 19 | Tuberculosis: The Forgotten Plague | 1994-03-09 | 60 min |
| Season 34 | Episode 20 | Water | 1994-03-30 | 60 min |
| Season 35 | Episode 1 | Easy Targets | 1994-10-06 | 60 min |
| Season 35 | Episode 2 | Shadows in a Desert Sea | 1994-10-20 | 60 min |
| Season 35 | Episode 3 | Lives in Limbo | 1994-10-27 | 60 min |
| Season 35 | Episode 4 | Highway to Cyberia | 1994-11-03 | 60 min |
| Season 35 | Episode 5 | The Trouble with Malaria | 1994-11-17 | 60 min |
| Season 35 | Episode 6 | Arthritis: Living Out of Joint | 1995-01-12 | 60 min |
| Season 35 | Episode 7 | The Tides of Kirawira | 1995-02-02 | 60 min |
| Season 35 | Episode 8 | Toxic Waste: Journey to the Source | 1995-06-13 | 60 min |
| Season 35 | Episode 9 | February 12, 1995 | 1995-02-12 | 60 min |
| Season 35 | Episode 10 | A Head for Figures: When Numbers Are a Matter of Life and Death | 1995-03-23 | 60 min |
| Season 36 | Episode 1 | Where the Heron Finds Its Home | 1995-10-12 | 60 min |
| Season 36 | Episode 2 | Alternative Medicine: Teaching New Doctors Old Tricks | 1995-10-19 | 60 min |
| Season 36 | Episode 3 | Martin Gardner: Mathemagician | 1995-10-26 | 60 min |
| Season 36 | Episode 4 | Back to Basics | 1996-01-04 | 60 min |
| Season 36 | Episode 5 | Why Sex? | 1996-02-01 | 60 min |
| Season 36 | Episode 6 | National Parks: Forever Wild? | 1996-02-08 | 60 min |
| Season 36 | Episode 7 | Food or Famine? | 1996-02-15 | 60 min |
| Season 36 | Episode 8 | The Child Who Couldn't Play | 1996-02-22 | 60 min |
| Season 36 | Episode 9 | Learning to Love Creepy Crawlies | 1996-02-29 | 60 min |
| Season 36 | Episode 10 | The Natural History of a Point of View: John Livingston | 1996-03-07 | 60 min |
| Season 36 | Episode 11 | Echo of the Elephants: The Next Generation | 1996-03-14 | 60 min |
| Season 36 | Episode 12 | Dealing with Drugs Update | 1996-03-21 | 60 min |
| Season 36 | Episode 13 | The Great Buffalo Delta | 1996-03-28 | 60 min |
| Season 37 | Episode 1 | Skin Deep: The Science of Race | 1996-10-03 | 60 min |
| Season 37 | Episode 2 | Three Gorges Dam | 1996-10-10 | 60 min |
| Season 37 | Episode 3 | Vanishing Wetlands | 1996-10-24 | 60 min |
| Season 37 | Episode 4 | Paul Ehrlich and the Population Bomb | 1996-10-31 | 60 min |
| Season 37 | Episode 5 | Pelican and Cormorants: Prairie Scapegoats | 1996-11-14 | 60 min |
| Season 37 | Episode 6 | Asthma: Air of Mystery | 1996-12-05 | 60 min |
| Season 37 | Episode 7 | The Bald Eagle: Searching for Home | 1996-12-19 | 60 min |
| Season 37 | Episode 8 | The Friendly Atom: An Industrial History | 1997-02-13 | 60 min |
| Season 37 | Episode 9 | Yukon to Yellowstone | 1997-02-20 | 60 min |
| Season 37 | Episode 10 | The Trouble with Malaria | 1997-02-27 | 60 min |
| Season 37 | Episode 11 | The Day the Earth Shook | 1997-03-13 | 60 min |
| Season 37 | Episode 12 | Lions of Ngorongoro Crater | 1997-03-20 | 60 min |
| Season 37 | Episode 13 | Infertility | 1997-03-27 | 60 min |
| Season 37 | Episode 14 | April 3, 1997 | 1997-04-03 | 60 min |
| Season 38 | Episode 1 | PHOBIAS: Secret Fears | 1998-01-08 | 60 min |
| Season 38 | Episode 2 | Lost in the Suburbs | 1998-01-15 | 60 min |
| Season 38 | Episode 3 | Wildlife for Sale - Dead or Alive! | 1998-01-22 | 60 min |
| Season 38 | Episode 4 | Not So Sweet: Living with Diabetes | 1998-01-29 | 60 min |
| Season 38 | Episode 5 | Little Brother Fights Back | 1998-02-05 | 60 min |
| Season 38 | Episode 6 | Labrador: The Way of the Caribou | 1998-02-26 | 60 min |
| Season 38 | Episode 7 | Hot Flash on Menopause | 1998-03-05 | 60 min |
| Season 38 | Episode 8 | Fisheries: Beyond the Crisis | 1998-03-12 | 60 min |
| Season 38 | Episode 9 | March 19, 1998 | 1998-03-19 | 60 min |
| Season 38 | Episode 10 | Out of the Shadows | 1998-04-09 | 60 min |
| Season 38 | Episode 11 | A Look on Obesity | 1998-04-16 | 60 min |
| Season 39 | Episode 1 | Up Close and Personal: The Ecology of David Suzuki | 1998-10-08 | 60 min |
| Season 39 | Episode 2 | High Society: Reefer Madness 2 | 1998-10-15 | 60 min |
| Season 39 | Episode 3 | Grasslands | 1998-11-05 | 60 min |
| Season 39 | Episode 4 | Good Wood | 1998-11-26 | 60 min |
| Season 39 | Episode 5 | Look Who's Talking...How Animals Communicate | 1998-12-03 | 60 min |
| Season 39 | Episode 6 | Chimps on Death Row | 1999-01-21 | 60 min |
| Season 39 | Episode 7 | Man and Dog: An Evolving Partnership | 1999-01-28 | 60 min |
| Season 39 | Episode 8 | Weighing the Options: Elective Scoliosis Surgery | 1999-02-11 | 60 min |
| Season 39 | Episode 9 | Escape from Earth | 1999-02-18 | 60 min |
| Season 39 | Episode 10 | How to Live to 100 | 1999-02-25 | 60 min |
| Season 39 | Episode 11 | Dead Heat | 1999-03-04 | 60 min |
| Season 39 | Episode 12 | The Pill | 1999-03-11 | 60 min |
| Season 39 | Episode 13 | Turning Down the Heat | 1999-04-08 | 60 min |
| Season 39 | Episode 14 | Wonders of the World | 1999-04-15 | 60 min |
| Season 40 | Episode 1 | Phallacies | 1999-10-04 | 60 min |
| Season 40 | Episode 2 | The Hidden Killer: Portrait of an Epidemic | 1999-10-18 | 60 min |
| Season 40 | Episode 3 | Parkinson's: Lynda's Story | 1999-10-25 | 60 min |
| Season 40 | Episode 4 | Lost | 1999-11-08 | 60 min |
| Season 40 | Episode 5 | Designing for Dignity: Engineering Body Parts | 1999-11-22 | 60 min |
| Season 40 | Episode 6 | Race for the Future, Part 1 | 1999-11-29 | 60 min |
| Season 40 | Episode 7 | Race for the Future, Part 2 | 1999-12-06 | 60 min |
| Season 40 | Episode 8 | The Sleep Famine | 1999-01-24 | 60 min |
| Season 40 | Episode 9 | Do Parents Matter? | 1999-02-07 | 60 min |
| Season 40 | Episode 10 | Silent Sentinels | 2000-02-21 | 60 min |
| Season 40 | Episode 11 | Wild Goose Chase | 2000-02-28 | 60 min |
| Season 40 | Episode 12 | Humans: Who Are We? Part 1 - The Birth of the Human Mind | 2000-03-13 | 60 min |
| Season 40 | Episode 13 | Humans: Who Are We? Part 2 - The Human Invasion | 2000-03-20 | 60 min |
| Season 40 | Episode 14 | Weather: Dragons of Chaos | 2000-03-27 | 60 min |
| Season 41 | Episode 1 | Nuclear Dynamite | 2000-10-05 | 60 min |
| Season 41 | Episode 2 | Breath of Life | 2000-10-12 | 60 min |
| Season 41 | Episode 3 | Spare Parts | 2000-10-19 | 60 min |
| Season 41 | Episode 4 | Lost Worlds: Wild South America | 2000-11-23 | 60 min |
| Season 41 | Episode 5 | Lost Worlds: Wild South America: Monkey Jungles | 2000-11-30 | 60 min |
| Season 41 | Episode 6 | Lost Worlds: Wild South America: The Mighty Amazon | 2000-12-07 | 60 min |
| Season 41 | Episode 7 | Amanda's Choice/Early-Onset Alzheimer's Disease | 2001-01-10 | 60 min |
| Season 41 | Episode 8 | The Secret Life of the Crash Test Dummy | 2001-01-17 | 60 min |
| Season 41 | Episode 11 | Lost Worlds: Wild South America: Penguin Shores | 2001-01-24 | 60 min |
| Season 41 | Episode 12 | Lost Worlds: Wild South America: Great Plains | 2001-01-31 | 60 min |
| Season 41 | Episode 13 | Coastal Forest / Salmon Forest | 2001-02-07 | 60 min |
| Season 41 | Episode 14 | Fish Farming / The Price of Salmon | 2001-02-14 | 60 min |
| Season 41 | Episode 15 | Surgeons of the Future | 2001-02-21 | 60 min |
| Season 41 | Episode 16 | Changing Ground / Maisin People in Papua New Guinea | 2001-02-28 | 60 min |
| Season 41 | Episode 17 | Worst Case Scenario | 2001-03-07 | 60 min |
| Season 41 | Episode 18 | Playing with Poison: Toxic Legacies | 2001-03-14 | 60 min |
| Season 41 | Episode 19 | Hospital at the End of the Earth | 2001-03-21 | 60 min |
| Season 41 | Episode 20 | Ah ... the Money, the Money, the Money: The Battle for Salt Spring | 2001-03-28 | 60 min |
| Season 42 | Episode 1 | Me, My Brain and I: Unmasking the Mystery of the Conscious Mind | 2001-10-02 | 60 min |
| Season 42 | Episode 2 | Warnings from the Wild | 2001-10-09 | 60 min |
| Season 42 | Episode 3 | Touch: The Forgotten Sense | 2001-10-16 | 60 min |
| Season 42 | Episode 4 | Psychopaths | 2001-10-23 | 60 min |
| Season 42 | Episode 5 | Drug Deals: The Brave New World of Prescription Drugs | 2001-11-13 | 60 min |
| Season 42 | Episode 6 | Bioterror | 2001-11-20 | 60 min |
| Season 42 | Episode 7 | Race Against Time | 2001-11-27 | 60 min |
| Season 42 | Episode 8 | Return of the Peregrine | 2001-12-04 | 60 min |
| Season 42 | Episode 9 | Genetically Modified Foods | 2001-12-11 | 60 min |
| Season 42 | Episode 10 | Living Forever | 2002-01-08 | 60 min |
| Season 42 | Episode 11 | Self-Experimenters | 2002-01-22 | 60 min |
| Season 42 | Episode 13 | Morphine on Trial | 2002-03-05 | 60 min |
| Season 42 | Episode 14 | CYBERMAN: Canada's Original Cyborg | 2002-03-12 | 60 min |
| Season 42 | Episode 15 | Wired for Life | 2002-03-19 | 60 min |
| Season 42 | Episode 16 | Intuition | 2002-03-26 | 60 min |
| Season 42 | Episode 17 | Beluga Speaking Across Time | 2002-04-09 | 60 min |
| Season 43 | Episode 1 | Up Close and Toxic | 2002-10-17 | 60 min |
| Season 43 | Episode 2 | Flight of the Whooping Crane | 2002-10-24 | 60 min |
| Season 43 | Episode 3 | A Madman's Journal | 2002-10-31 | 60 min |
| Season 43 | Episode 4 | Years from Here: The Maisin Visit the Stó:lo | 2002-11-07 | 60 min |
| Season 43 | Episode 5 | Biomimicry: Learning from Nature: Part I | 2002-11-14 | 60 min |
| Season 43 | Episode 6 | Biomimicry: Learning from Nature: Part II | 2002-11-17 | 60 min |
| Season 43 | Episode 7 | Through the Lens: A Look Back at the Nature of Things | 2002-11-26 | 60 min |
| Season 43 | Episode 8 | A Disease Called Pain | 2003-01-09 | 60 min |
| Season 43 | Episode 9 | Jo'burg: A View from the Summit | 2003-01-16 | 60 min |
| Season 43 | Episode 10 | The Investigation of Swissair 111 | 2003-04-03 | 60 min |
| Season 43 | Episode 11 | The Man Who Talks with Wolves | 2003-05-25 | 60 min |
| Season 43 | Episode 12 | Hypnosis, A Window Into the Mind | 2003-06-01 | 60 min |
| Season 43 | Episode 13 | Great Natural Wonders of the World | 2003-06-08 | 60 min |
| Season 43 | Episode 14 | The Navigators (Part I) | 2003-06-15 | 60 min |
| Season 43 | Episode 15 | The Navigators (Part II) | 2003-06-22 | 60 min |
| Season 43 | Episode 16 | S.A.R.S.-The True Story | 2003-06-29 | 60 min |
| Season 43 | Episode 17 | Hotel Heliconia | 2003-08-17 | 60 min |
| Season 43 | Episode 18 | Sea of Snakes | 2003-08-24 | 60 min |
| Season 43 | Episode 19 | Almost Home: A Sayisi Dene Journey | 2003-08-31 | 60 min |
| Season 43 | Episode 20 | Moving Sands | 2003-09-14 | 60 min |
| Season 43 | Episode 21 | Easter Island: Eyes of the Moai | 2003-09-21 | 60 min |
| Season 44 | Episode 1 | The Ghosts of Lomako | 2003-10-22 | 60 min |
| Season 44 | Episode 2 | The Shark Tracker | 2003-10-29 | 60 min |
| Season 44 | Episode 3 | The Man Who Studies Murder Part I | 2003-11-05 | 60 min |
| Season 44 | Episode 4 | The Man Who Studies Murder Part II | 2003-11-12 | 60 min |
| Season 44 | Episode 5 | The Crossing | 2003-11-19 | 60 min |
| Season 44 | Episode 6 | Canada's Amazon: A Boreal Forest Journey | 2003-11-26 | 60 min |
| Season 44 | Episode 7 | The Weight of the World | 2003-12-03 | 60 min |
| Season 44 | Episode 8 | Corporate Agriculture: The Hollow Men | 2004-01-07 | 60 min |
| Season 44 | Episode 9 | Alternative Agriculture: Food for Life | 2004-01-14 | 60 min |
| Season 44 | Episode 10 | The Value of Life: AIDS in Africa Revisited | 2004-01-21 | 60 min |
| Season 44 | Episode 11 | Arctic Mission: The Great Adventure | 2004-01-28 | 60 min |
| Season 44 | Episode 12 | Arctic Mission: Lords of the Arctic | 2004-02-04 | 60 min |
| Season 44 | Episode 13 | Arctic Mission: People of the Ice | 2004-02-11 | 60 min |
| Season 44 | Episode 14 | Arctic Mission: Washed Away | 2004-02-18 | 60 min |
| Season 44 | Episode 15 | Arctic Mission: Climate on the Edge | 2004-02-25 | 60 min |
| Season 44 | Episode 16 | Minor Keys | 2004-03-03 | 60 min |
| Season 44 | Episode 17 | When Every Moment Counts | 2004-03-10 | 60 min |
| Season 44 | Episode 18 | Walking with Ghosts | 2004-03-17 | 60 min |
| Season 44 | Episode 19 | When is Enough, Enough? | 2004-03-31 | 60 min |
| Season 45 | Episode 1 | Sex, Lies and Secrecy: Dissecting Hysterectomy | 2004-09-16 | 60 min |
| Season 45 | Episode 2 | Terrible Lizards of Oz | 2004-09-23 | 60 min |
| Season 45 | Episode 3 | Selling Sickness | 2004-09-30 | 60 min |
| Season 45 | Episode 4 | ARKTIKA: The Russian Dream That Failed | 2004-10-07 | 60 min |
| Season 45 | Episode 5 | Shipbreakers | 2004-10-14 | 60 min |
| Season 45 | Episode 6 | Clot Busters | 2004-10-21 | 60 min |
| Season 45 | Episode 7 | Killed by Care: Making Medicine Safe | 2004-10-28 | 60 min |
| Season 45 | Episode 8 | Tale of a Tiny Bird | 2004-11-04 | 60 min |
| Season 45 | Episode 9 | Apocalypse Cow: The Mad Cow Story (Part 1) | 2004-11-18 | 60 min |
| Season 45 | Episode 10 | Apocalypse Cow: The Mad Cow Story (Part 2) | 2004-11-25 | 60 min |
| Season 45 | Episode 11 | Bhopal: The Search for Justice | 2004-12-09 | 60 min |
| Season 45 | Episode 12 | Forbidden Forest | 2005-01-06 | 60 min |
| Season 45 | Episode 13 | Fighting Fire with Fire | 2005-05-26 | 60 min |
| Season 45 | Episode 14 | Being Caribou: Part 1 | 2005-06-02 | 60 min |
| Season 45 | Episode 15 | Being Caribou: Part 2 | 2005-06-09 | 60 min |
| Season 45 | Episode 16 | Whale Mission: The Last Giants | 2005-06-23 | 60 min |
| Season 45 | Episode 17 | Whale Mission: Keepers of Memory | 2005-06-30 | 60 min |
| Season 45 | Episode 18 | Origins of Human Aggression: The Other Story | 2005-07-07 | 60 min |
| Season 45 | Episode 19 | Five Seasons | 2005-07-14 | 60 min |
| Season 46 | Episode 1 | Tarantula: Australia's King of Spiders | 2005-08-31 | 60 min |
| Season 46 | Episode 2 | Nature Bites Back: The Case of the Sea Otter | 2005-09-14 | 60 min |
| Season 46 | Episode 3 | Earth Energy | 2005-10-19 | 60 min |
| Season 46 | Episode 4 | Change of Heart | 2005-10-26 | 60 min |
| Season 46 | Episode 5 | The Secret Life of Babies | 2005-11-02 | 60 min |
| Season 46 | Episode 6 | Tsepong: A Clinic Called Hope | 2005-11-09 | 60 min |
| Season 46 | Episode 7 | Port Hope: A Question of Power | 2005-11-16 | 60 min |
| Season 46 | Episode 8 | Memory | 2006-03-23 | 60 min |
| Season 46 | Episode 9 | Everyday Einstein | 2006-06-18 | 60 min |
| Season 46 | Episode 10 | Homo Sapiens: The Rise of Our Species (Pt.1) | 2006-06-25 | 60 min |
| Season 46 | Episode 11 | Homo Sapiens: The Rise of Our Species (Pt. 2) | 2006-07-02 | 60 min |
| Season 46 | Episode 12 | Ghosts of Futures Past: Tom Berger in the North | 2006-07-09 | 60 min |
| Season 46 | Episode 13 | Blue Buddha: Lost Secrets of Tibetan Medicine | 2006-07-16 | 60 min |
| Season 46 | Episode 14 | Beetalker: The Secret World of Bees | 2006-07-23 | 60 min |
| Season 46 | Episode 15 | Cuba: The Accidental Revolution (1) Sustainable Agriculture | 2006-07-30 | 60 min |
| Season 46 | Episode 16 | Cuba: The Accidental Revolution (2) Health Care System | 2006-08-06 | 60 min |
| Season 46 | Episode 17 | When Less is More | 2006-08-13 | 60 min |
| Season 47 | Episode 1 | The Bear Man of Kamchatka | 2007-10-11 | 60 min |
| Season 47 | Episode 2 | Living Forever: The Longevity Revolution | 2007-10-18 | 60 min |
| Season 47 | Episode 3 | Weather Report | 2007-10-25 | 60 min |
| Season 47 | Episode 4 | Game Over: Conservation in Kenya | 2007-11-01 | 60 min |
| Season 47 | Episode 5 | The Man with the Golden Cells | 2007-11-08 | 60 min |
| Season 47 | Episode 6 | Rail Renaissance, LHC: To the Heart of Matter, Suzuki Nation | 2007-11-15 | 60 min |
| Season 47 | Episode 7 | Climate Change I: An Uncertain Future | 2007-11-22 | 60 min |
| Season 47 | Episode 8 | Climate Change II: Hot Times in the City | 2007-11-29 | 60 min |
| Season 47 | Episode 9 | Counterfeit Drugs / Lunokhod / Andrew Ference | 2007-12-06 | 60 min |
| Season 47 | Episode 10 | Edge of Eden - Living with Grizzlies | 2008-01-06 | 60 min |
| Season 47 | Episode 11 | The Science of the Senses: Hearing | 2008-01-10 | 60 min |
| Season 47 | Episode 12 | The Science of the Senses: Touch | 2008-01-17 | 60 min |
| Season 47 | Episode 13 | The Science of the Senses: Smell/Taste | 2008-01-24 | 60 min |
| Season 47 | Episode 14 | The Science of the Senses: Sight | 2008-01-31 | 60 min |
| Season 47 | Episode 15 | Wild China: Heart of the Dragon | 2008-06-22 | 60 min |
| Season 47 | Episode 16 | Wild China: Shangi-La | 2008-06-28 | 60 min |
| Season 47 | Episode 17 | Wild China: The Tibetan Plateau | 2008-06-29 | 60 min |
| Season 47 | Episode 18 | Wild China: Land of the Panda | 2008-07-05 | 60 min |
| Season 47 | Episode 19 | Wild China: Beyond the Great Wall | 2008-07-12 | 60 min |
| Season 47 | Episode 20 | Wild China: Tides of Change | 2008-07-13 | 60 min |
| Season 47 | Episode 21 | Antarctic Mission: Islands at the Edge | 2008-07-20 | 60 min |
| Season 47 | Episode 22 | Antarctic Mission: Window on a Changing Climate | 2008-07-27 | 60 min |
| Season 47 | Episode 23 | Antarctic Mission: The Great Ocean of Ice | 2008-08-03 | 60 min |
| Season 47 | Episode 24 | Antarctic Mission: The Last Continent | 2008-08-30 | 60 min |
| Season 48 | Episode 1 | The Hobbit Enigma | 2008-10-16 | 60 min |
| Season 48 | Episode 2 | Rodney's Robot Revolution | 2008-10-23 | 60 min |
| Season 48 | Episode 3 | The Adventurers: The Last Nomads | 2008-10-30 | 60 min |
| Season 48 | Episode 4 | The Adventurers: The Everlasting Oasis | 2008-11-06 | 60 min |
| Season 48 | Episode 5 | The Adventurers: Story Told in Stone | 2008-11-13 | 60 min |
| Season 48 | Episode 6 | The Suzuki Diaries: Europe | 2008-11-16 | 60 min |
| Season 48 | Episode 7 | The Adventurers: The Lost People of Baja | 2008-11-20 | 60 min |
| Season 48 | Episode 8 | The Brain That Changes Itself | 2008-11-27 | 60 min |
| Season 48 | Episode 9 | Gone Sideways | 2009-01-08 | 60 min |
| Season 48 | Episode 10 | Black Wave: The Legacy of the Exxon Valdez | 2009-01-15 | 60 min |
| Season 48 | Episode 11 | Supercar: Building the Car of the Future | 2009-01-29 | 60 min |
| Season 48 | Episode 12 | Living City: A Critical Guide | 2009-02-05 | 60 min |
| Season 48 | Episode 13 | Inuit Odyssey | 2009-02-12 | 60 min |
| Season 48 | Episode 14 | American Savannah | 2009-06-13 | 60 min |
| Season 48 | Episode 15 | Arctic Meltdown: A Changing World | 2009-06-20 | 60 min |
| Season 48 | Episode 16 | Arctic Meltdown: The Arctic Passages | 2009-06-27 | 60 min |
| Season 48 | Episode 17 | Arctic Meltdown: Adapting to Change | 2009-07-04 | 60 min |
| Season 49 | Episode 1 | A Murder of Crows | 2009-10-11 | 60 min |
| Season 49 | Episode 2 | Mini Monsters of Amazonia | 2009-10-18 | 60 min |
| Season 49 | Episode 3 | Broken Tail's Last Journey | 2009-10-25 | 60 min |
| Season 49 | Episode 4 | Darwin's Brave New World: Origins | 2009-11-01 | 60 min |
| Season 49 | Episode 5 | Darwin's Brave New World: Evolutions | 2009-11-08 | 60 min |
| Season 49 | Episode 6 | Darwin's Brave New World: Publish and Be Damned | 2009-11-15 | 60 min |
| Season 49 | Episode 7 | Suzuki Diaries: Coastal Canada | 2009-11-22 | 60 min |
| Season 49 | Episode 8 | To Bee or Not to Bee | 2009-01-07 | 60 min |
| Season 49 | Episode 9 | Bugs, Bones & Botany: The Science of Crime | 2010-01-21 | 60 min |
| Season 49 | Episode 10 | The Downside of High | 2010-01-28 | 60 min |
| Season 49 | Episode 11 | Bat & Man | 2010-02-04 | 60 min |
| Season 49 | Episode 12 | My Nuclear Neighbour | 2010-02-11 | 60 min |
| Season 49 | Episode 13 | Uakari: Secrets of the Red Monkey | 2010-02-18 | 60 min |
| Season 49 | Episode 14 | One Ocean: Birth of an Ocean | 2010-03-04 | 60 min |
| Season 49 | Episode 15 | One Ocean: Footprints in the Sand | 2010-03-11 | 60 min |
| Season 49 | Episode 16 | One Ocean: Mysteries of the Deep | 2010-03-18 | 60 min |
| Season 49 | Episode 17 | One Ocean: The Changing Sea | 2010-03-25 | 60 min |
| Season 49 | Episode 18 | Masters of Space | 2010-04-01 | 60 min |
| Season 50 | Episode 1 | Aliens of the Deep Sea | 2010-09-23 | 60 min |
| Season 50 | Episode 2 | Changing Your Mind | 2010-09-30 | 60 min |
| Season 50 | Episode 3 | For the Love of Elephants | 2010-10-14 | 60 min |
| Season 50 | Episode 4 | Geologic Journey 2: Tectonic Europe | 2010-10-21 | 60 min |
| Season 50 | Episode 5 | Geologic Journey 2: Along the African Rift | 2010-10-28 | 60 min |
| Season 50 | Episode 6 | Geologic Journey 2: The Western Pacific Rim | 2010-11-04 | 60 min |
| Season 50 | Episode 7 | Geologic Journey 2: The Pacific Rim: Americas | 2010-11-18 | 60 min |
| Season 50 | Episode 8 | Geologic Journey 2: The Collision Zone: Asia | 2010-11-25 | 60 min |
| Season 50 | Episode 9 | When North Goes South | 2010-12-02 | 60 min |
| Season 50 | Episode 10 | Code Breakers | 2011-01-13 | 60 min |
| Season 50 | Episode 11 | Tipping Point: The Age of the Oil Sands | 2011-01-27 | 60 min |
| Season 50 | Episode 12 | The Last Grizzly | 2011-02-03 | 60 min |
| Season 50 | Episode 13 | Return of the Prairie Bandit | 2011-02-10 | 60 min |
| Season 50 | Episode 14 | Raccoon Nation | 2011-02-24 | 60 min |
| Season 50 | Episode 15 | The Real Avatar | 2011-03-03 | 60 min |
| Season 50 | Episode 16 | Force of Nature: The David Suzuki Movie | 2011-03-13 | 60 min |
| Season 50 | Episode 17 | Save My Lake | 2011-03-17 | 60 min |
| Season 50 | Episode 18 | 50 Years of the Nature of Things | 2011-03-24 | 60 min |
| Season 51 | Episode 1 | The Nano Revolution: Welcome to Nano City | 2011-10-13 | 60 min |
| Season 51 | Episode 2 | The Nano Revolution: More Than Human | 2011-10-20 | 60 min |
| Season 51 | Episode 3 | The Nano Revolution: Will Nano Save the Planet? | 2011-10-27 | 60 min |
| Season 51 | Episode 4 | Jungle Prescription | 2011-11-10 | 60 min |
| Season 51 | Episode 5 | Emperor's Lost Harbour | 2011-11-17 | 60 min |
| Season 51 | Episode 6 | Myth or Science | 2011-11-24 | 60 min |
| Season 51 | Episode 7 | Waking the Green Tiger | 2011-12-01 | 60 min |
| Season 51 | Episode 8 | The Autism Enigma | 2011-12-08 | 60 min |
| Season 51 | Episode 9 | Programmed to Be Fat? | 2012-01-12 | 60 min |
| Season 51 | Episode 10 | Surviving :) The Teenage Brain | 2012-01-19 | 60 min |
| Season 51 | Episode 11 | Mysteries of the Animal Mind | 2012-01-26 | 60 min |
| Season 51 | Episode 12 | The American Tiger | 2012-02-02 | 60 min |
| Season 51 | Episode 13 | MS Wars: Hope, Science and the Internet | 2012-02-09 | 60 min |
| Season 51 | Episode 14 | Suzuki Diaries: Future City | 2012-02-16 | 60 min |
| Season 51 | Episode 15 | Journey to the Disaster Zone: Japan 311 | 2012-02-23 | 60 min |
| Season 51 | Episode 16 | The Perfect Runner | 2012-03-15 | 60 min |
| Season 51 | Episode 17 | Smarty Plants: Uncovering the Secret World of Plant Behaviour | 2012-03-22 | 60 min |
| Season 51 | Episode 18 | Polar Bears: A Summer Odyssey | 2012-04-08 | 60 min |
| Season 52 | Episode 1 | The Buffalo Wolves | 2012-10-18 | 60 min |
| Season 52 | Episode 2 | Babies: Born to Be Good? | 2012-10-25 | 60 min |
| Season 52 | Episode 3 | Nuts About Squirrels | 2012-11-08 | 60 min |
| Season 52 | Episode 4 | Planet Hunters | 2012-11-15 | 60 min |
| Season 52 | Episode 5 | The Norse: An Arctic Mystery | 2012-11-22 | 60 min |
| Season 52 | Episode 6 | Lights Out! | 2012-12-06 | 60 min |
| Season 52 | Episode 7 | David Suzuki's Andean Adventure | 2013-01-10 | 60 min |
| Season 52 | Episode 8 | Zapped: The Buzz About Mosquitoes | 2013-01-17 | 60 min |
| Season 52 | Episode 9 | Shattered Ground | 2013-02-07 | 60 min |
| Season 52 | Episode 10 | Meet the Coywolf | 2013-02-14 | 60 min |
| Season 52 | Episode 11 | The Fruit Hunters (1): Evolution of Desire | 2013-02-21 | 60 min |
| Season 52 | Episode 12 | The Fruit Hunters (2): Defenders of Diversity | 2013-02-28 | 60 min |
| Season 52 | Episode 13 | Billion Dollar Caribou | 2013-03-21 | 60 min |
| Season 52 | Episode 14 | The Beaver Whisperers | 2013-03-28 | 60 min |
| Season 52 | Episode 15 | The Beetles Are Coming | 2013-04-04 | 60 min |
| Season 52 | Episode 16 | The Man Who Tweeted Earth | 2013-04-25 | 60 min |
| Season 53 | Episode 1 | Carpe Diem: A Fishy Tale | 2013-10-03 | 60 min |
| Season 53 | Episode 2 | Ticked Off: The Mystery of Lyme Disease | 2013-10-10 | 60 min |
| Season 53 | Episode 3 | Myth or Science 2: The Quest for Perfection | 2013-10-17 | 60 min |
| Season 53 | Episode 4 | Brain Magic: The Power of Placebo | 2013-10-24 | 60 min |
| Season 53 | Episode 5 | Invasion of the Brain Snatchers | 2013-10-31 | 60 min |
| Season 53 | Episode 6 | Untangling Alzheimer's | 2013-11-14 | 60 min |
| Season 53 | Episode 7 | A Dog's Life | 2013-11-21 | 60 min |
| Season 53 | Episode 8 | Survival of the Fabulous | 2013-11-28 | 60 min |
| Season 53 | Episode 9 | Where Am I? | 2013-12-05 | 60 min |
| Season 53 | Episode 10 | The Great Butterfly Hunt | 2014-01-02 | 60 min |
| Season 53 | Episode 11 | How to Be a Wild Elephant | 2014-01-09 | 60 min |
| Season 53 | Episode 12 | Secrets in the Bones - The Hunt for the Black Death Killer | 2014-01-16 | 60 min |
| Season 53 | Episode 13 | Trek of the Titans | 2014-01-30 | 60 min |
| Season 53 | Episode 14 | The Allergy Fix | 2014-02-27 | 60 min |
| Season 53 | Episode 15 | Wild Canada: The Eternal Frontier | 2014-03-13 | 60 min |
| Season 53 | Episode 16 | Wild Canada: The Wild West | 2014-03-20 | 60 min |
| Season 53 | Episode 17 | Wild Canada: The Heartland | 2014-03-27 | 60 min |
| Season 53 | Episode 18 | Wild Canada: Ice Edge | 2014-04-03 | 60 min |
| Season 53 | Episode 19 | Making Wild Canada | 2014-04-10 | 60 min |
| Season 54 | Episode 1 | Stonehenge Uncovered | 2014-10-09 | 60 min |
| Season 54 | Episode 2 | Gorilla Doctors | 2014-10-16 | 60 min |
| Season 54 | Episode 3 | Dreams of the Future | 2014-10-23 | 60 min |
| Season 54 | Episode 4 | The Cholesterol Question | 2014-10-30 | 60 min |
| Season 54 | Episode 5 | Decoding Desire | 2014-11-06 | 60 min |
| Season 54 | Episode 6 | Chasing Snowflakes | 2014-11-13 | 60 min |
| Season 54 | Episode 7 | The Secret Life of Pigeons | 2014-11-20 | 60 min |
| Season 54 | Episode 8 | Two of a Kind | 2014-11-27 | 60 min |
| Season 54 | Episode 9 | Myth or Science 3: You Are What You Eat | 2015-01-08 | 60 min |
| Season 54 | Episode 10 | The Lion in Your Living Room | 2015-01-15 | 60 min |
| Season 54 | Episode 11 | Mystery of the Monsoon | 2015-01-29 | 60 min |
| Season 54 | Episode 12 | The Kung Fu Meerkats | 2015-02-05 | 60 min |
| Season 54 | Episode 13 | The Great Human Odyssey: Rise of a Species | 2015-02-12 | 60 min |
| Season 54 | Episode 14 | The Great Human Odyssey: The Adaptable Ape | 2015-02-19 | 60 min |
| Season 54 | Episode 15 | The Great Human Odyssey: Journey's End | 2015-02-26 | 60 min |
| Season 54 | Episode 16 | The Antibiotic Hunters | 2015-03-05 | 60 min |
| Season 54 | Episode 17 | Safe Haven for Chimps | 2015-03-12 | 60 min |
| Season 54 | Episode 18 | SongbirdSOS | 2015-03-19 | 60 min |
| Season 54 | Episode 19 | Spirit Bear Family | 2015-03-26 | 60 min |
| Season 54 | Episode 20 | Jellyfish Rule! | 2015-04-02 | 60 min |
| Season 54 | Episode 21 | Franklin's Lost Ships | 2015-04-09 | 60 min |
| Season 55 | Episode 1 | Moose: A Year in the Life of a Twig Eater | 2015-10-15 | 60 min |
| Season 55 | Episode 2 | The Curious Case of Vitamins and Me | 2015-10-22 | 60 min |
| Season 55 | Episode 3 | It Takes Guts | 2015-10-29 | 60 min |
| Season 55 | Episode 4 | Giraffes: The Forgotten Giants | 2015-11-05 | 60 min |
| Season 55 | Episode 5 | Sonic Magic: The Wonder and Science of Sound | 2015-11-12 | 60 min |
| Season 55 | Episode 6 | Puffin Patrol | 2015-11-19 | 60 min |
| Season 55 | Episode 7 | Manufacturing the Wild | 2015-11-26 | 60 min |
| Season 55 | Episode 8 | Ocean Magic at Night | 2016-01-07 | 60 min |
| Season 55 | Episode 9 | Myth or Science 4: In the Eye of the Storm | 2016-01-14 | 60 min |
| Season 55 | Episode 10 | Wasted | 2016-01-21 | 60 min |
| Season 55 | Episode 11 | Call of the Baby Beluga | 2016-01-28 | 60 min |
| Season 55 | Episode 12 | Eagles Next Door | 2016-02-04 | 60 min |
| Season 55 | Episode 13 | Trapped in a Human Zoo | 2016-02-11 | 60 min |
| Season 55 | Episode 14 | Wolverine: Ghost of the Northern Forest | 2016-02-25 | 60 min |
| Season 55 | Episode 15 | The Equalizer | 2016-03-03 | 60 min |
| Season 55 | Episode 16 | While You Were Sleeping | 2016-03-10 | 60 min |
| Season 55 | Episode 17 | My Brain Made Me Do It | 2016-03-17 | 60 min |
| Season 55 | Episode 18 | Suzuki @ 80 | 2016-03-24 | 60 min |
| Season 55 | Episode 19 | Pets, Vets and Debts | 2016-03-31 | 60 min |
| Season 56 | Episode 1 | Pompeii's People | 2016-10-06 | 60 min |
| Season 56 | Episode 2 | Conversations with Dolphins | 2016-10-13 | 60 min |
| Season 56 | Episode 3 | Running on Empty | 2016-10-20 | 60 min |
| Season 56 | Episode 4 | The Brain's Way of Healing | 2016-10-27 | 60 min |
| Season 56 | Episode 5 | Destination: Mars | 2016-11-03 | 60 min |
| Season 56 | Episode 6 | Vital Bonds | 2016-11-17 | 60 min |
| Season 56 | Episode 7 | Think Like an Animal | 2016-11-24 | 60 min |
| Season 56 | Episode 8 | I Got Rhythm: The Science of Song | 2016-12-01 | 60 min |
| Season 56 | Episode 9 | The Secret Life of Owls | 2017-01-12 | 60 min |
| Season 56 | Episode 10 | PTSD: Beyond Trauma | 2017-01-19 | 60 min |
| Season 56 | Episode 11 | Myth or Science: The Secrets of Our Senses | 2017-01-26 | 60 min |
| Season 56 | Episode 12 | The Great Wild Indoors | 2017-02-09 | 60 min |
| Season 56 | Episode 13 | Body Language Decoded | 2017-02-16 | 60 min |
| Season 56 | Episode 14 | Cracking Cancer | 2017-02-23 | 60 min |
| Season 56 | Episode 15 | Dad and the Dandelions | 2017-03-02 | 60 min |
| Season 56 | Episode 16 | White Wolves: Ghosts of the Arctic | 2017-03-09 | 60 min |
| Season 56 | Episode 17 | ADHD: Not Just for Kids | 2017-03-16 | 60 min |
| Season 56 | Episode 18 | Fox Tales | 2017-03-23 | 60 min |
| Season 57 | Episode 1 | The Wild Canadian Year: Spring | 2017-09-24 | 60 min |
| Season 57 | Episode 2 | The Wild Canadian Year: Summer | 2017-10-01 | 60 min |
| Season 57 | Episode 3 | The Wild Canadian Year: Fall | 2017-10-08 | 60 min |
| Season 57 | Episode 4 | The Wild Canadian Year: Winter | 2017-10-15 | 60 min |
| Season 57 | Episode 5 | Making the Wild Canadian Year | 2017-10-22 | 60 min |
| Season 57 | Episode 6 | Lost Secrets of the Pyramid | 2017-10-29 | 60 min |
| Season 57 | Episode 7 | Into the Fire | 2017-11-05 | 60 min |
| Season 57 | Episode 8 | Secrets from the Ice | 2017-11-19 | 60 min |
| Season 57 | Episode 9 | What Trees Talk About | 2017-11-26 | 60 min |
| Season 57 | Episode 10 | Jumbo: The Life of an Elephant Superstar | 2018-01-07 | 60 min |
| Season 57 | Episode 11 | Ice Bridge | 2018-01-14 | 60 min |
| Season 57 | Episode 12 | Mommy, Wildest | 2018-01-21 | 60 min |
| Season 57 | Episode 13 | Champions vs. Legends | 2018-01-28 | 60 min |
| Season 57 | Episode 14 | The Science of Magic | 2018-03-18 | 60 min |
| Season 57 | Episode 15 | Myth or Science: The Power of Poo | 2018-04-01 | 60 min |
| Season 57 | Episode 16 | The Kingdom: How Fungi Made Our World | 2018-04-08 | 60 min |
| Season 58 | Episode 1 | Equus: Story of the Horse - Origins | 2018-09-23 | 60 min |
| Season 58 | Episode 2 | Equus: Story of the Horse - First Riders | 2018-09-30 | 60 min |
| Season 58 | Episode 3 | Equus: Story of the Horse - Chasing the Wind | 2018-10-07 | 60 min |
| Season 58 | Episode 4 | A Day in the Life of Earth | 2018-10-14 | 60 min |
| Season 58 | Episode 5 | The Real T.Rex | 2018-10-21 | 60 min |
| Season 58 | Episode 6 | The Memory Mirage | 2018-10-28 | 60 min |
| Season 58 | Episode 7 | Spying on Animals | 2018-11-04 | 60 min |
| Season 58 | Episode 8 | The Genetic Revolution | 2018-11-11 | 60 min |
| Season 58 | Episode 9 | Stay-at-Home Animal Dads | 2018-12-02 | 60 min |
| Season 58 | Episode 10 | Food for Thought | 2018-12-30 | 60 min |
| Season 58 | Episode 11 | The Wonder of the Northern Lights | 2019-01-13 | 60 min |
| Season 58 | Episode 12 | The Power of Play | 2019-01-20 | 60 min |
| Season 58 | Episode 13 | The Nature of Invention | 2019-01-27 | 60 min |
| Season 58 | Episode 14 | Something in the Air | 2019-02-17 | 60 min |
| Season 58 | Episode 15 | Laughing and Crying | 2019-03-03 | 60 min |
| Season 58 | Episode 16 | Aging in the Wild | 2019-03-10 | 60 min |
| Season 58 | Episode 17 | Turtle Beach | 2019-03-17 | 60 min |
| Season 58 | Episode 18 | Remarkable Rabbits | 2019-04-07 | 60 min |
| Season 59 | Episode 1 | She Walks with Apes | 2019-09-20 | 120 min |
| Season 59 | Episode 2 | Grasslands: A Hidden Wilderness | 2019-09-27 | 60 min |
| Season 59 | Episode 3 | Takaya: Lone Wolf | 2019-10-04 | 60 min |
| Season 59 | Episode 4 | Living Colour | 2019-10-11 | 60 min |
| Season 59 | Episode 5 | First Animals | 2019-10-25 | 60 min |
| Season 59 | Episode 6 | BE AFRAID: The Science of Fear | 2019-11-01 | 60 min |
| Season 59 | Episode 7 | Under Thin Ice | 2019-11-08 | 60 min |
| Season 59 | Episode 8 | Seals of Sable | 2019-11-15 | 60 min |
| Season 59 | Episode 9 | Dinosaur Cold Case | 2020-01-10 | 60 min |
| Season 59 | Episode 10 | Pass the Salt | 2020-01-17 | 60 min |
| Season 59 | Episode 11 | Nature's Cleanup Crew | 2020-01-31 | 60 min |
| Season 59 | Episode 12 | Kingdom of the Tide | 2020-02-07 | 60 min |
| Season 59 | Episode 13 | Accidental Wilderness: The Leslie Street Spit | 2020-02-14 | 60 min |
| Season 59 | Episode 14 | Listening to Orcas | 2020-02-21 | 60 min |
| Season 59 | Episode 15 | Aging Well Suzuki Style | 2020-02-28 | 60 min |
| Season 59 | Episode 16 | Reef Rescue | 2020-03-06 | 60 min |
| Season 59 | Episode 17 | A Bee's Diary | 2020-03-13 | 60 min |
| Season 60 | Episode 1 | Rebellion | 2020-11-06 | 60 min |
| Season 60 | Episode 2 | Kids vs. Screens | 2020-11-13 | 60 min |
| Season 60 | Episode 3 | Wild Australia: After the Fires | 2020-11-20 | 60 min |
| Season 60 | Episode 4 | The Covid Cruise | 2020-11-27 | 60 min |
| Season 60 | Episode 5 | Searching for Cleopatra | 2021-01-08 | 60 min |
| Season 60 | Episode 6 | Wild Canadian Weather: Cold | 2021-01-15 | 60 min |
| Season 60 | Episode 7 | Wild Canadian Weather: Rain | 2021-01-22 | 60 min |
| Season 60 | Episode 8 | Wild Canadian Weather: Wind | 2021-01-29 | 60 min |
| Season 60 | Episode 9 | Wild Canadian Weather: Sun | 2021-02-05 | 60 min |
| Season 60 | Episode 10 | Making Wild Canadian Weather | 2021-02-12 | 60 min |
| Season 60 | Episode 11 | The Real Neanderthal | 2021-02-19 | 60 min |
| Season 60 | Episode 12 | Kingdom of the Polar Bears: Part 1 | 2021-02-26 | 60 min |
| Season 60 | Episode 13 | Kingdom of the Polar Bears: Part 2 | 2021-03-05 | 60 min |
| Season 60 | Episode 14 | The Last Walrus | 2021-03-12 | 60 min |
| Season 61 | Episode 1 | Inside the Great Vaccine Race | 2021-11-05 | 60 min |
| Season 61 | Episode 2 | Nature's Big Year | 2021-11-12 | 60 min |
| Season 61 | Episode 3 | The Machine That Feels | 2021-11-19 | 60 min |
| Season 61 | Episode 4 | The New Human | 2021-11-26 | 60 min |
| Season 61 | Episode 5 | Chef Secrets: The Science of Cooking | 2022-01-07 | 60 min |
| Season 61 | Episode 6 | Curb Your Carbon | 2022-01-14 | 60 min |
| Season 61 | Episode 7 | In Your Face | 2022-01-21 | 60 min |
| Season 61 | Episode 8 | Ice and Fire: Tracking Canada's Climate Crisis | 2022-01-28 | 60 min |
| Season 61 | Episode 9 | Why We Dance | 2022-02-25 | 60 min |
| Season 61 | Episode 10 | Carbon: The Unauthorized Biography | 2022-03-04 | 60 min |
| Season 61 | Episode 11 | How the Wild Things Sleep | 2022-03-11 | 60 min |
| Season 62 | Episode 1 | Last of the Right Whales | 2023-01-06 | 45 min |
| Season 62 | Episode 2 | Rat City | 2023-01-13 | 45 min |
| Season 62 | Episode 3 | Science & Cannabis | 2023-01-20 | 45 min |
| Season 62 | Episode 4 | Secret Agents Of The Underground Railroad | 2023-02-03 | 45 min |
| Season 62 | Episode 5 | Walking With Ancients | 2023-02-10 | 60 min |
| Season 62 | Episode 6 | Apocalypse Plan B | 2023-02-17 | 60 min |
| Season 62 | Episode 7 | True Survivors | 2023-02-24 | 60 min |
| Season 62 | Episode 8 | Grizzly Rewild | 2023-03-03 | 60 min |
| Season 62 | Episode 9 | Bug Sex | 2023-03-10 | 60 min |
| Season 62 | Episode 10 | War for the Woods | 2023-03-17 | 60 min |
| Season 62 | Episode 11 | The Secrets of Friendship | 2023-03-24 | 60 min |
| Season 62 | Episode 13 | Suzuki Signs Off | 2023-04-07 | 60 min |
| Season 63 | Episode 1 | A User's Guide to the Voice | 2024-01-04 | 60 min |
| Season 63 | Episode 2 | Mystery of the Walking Whale | 2024-01-11 | 60 min |
| Season 63 | Episode 3 | Butt Seriously | 2024-01-18 | 60 min |
| Season 63 | Episode 4 | Jawsome: Canada's Great White Sharks | 2024-01-25 | 60 min |
| Season 63 | Episode 5 | I am the Magpie River | 2024-01-26 | 60 min |
| Season 63 | Episode 6 | Love Hurts The Science Of Heartbreak | 2024-02-02 | 60 min |
| Season 63 | Episode 7 | Secret World of Sound: Hunters and Hunted | 2024-02-09 | 60 min |
| Season 63 | Episode 8 | Secret World of Sound: Love and Rivals | 2024-02-16 | 60 min |
| Season 63 | Episode 9 | Secret World of Sound: Finding a Voice | 2024-02-23 | 60 min |
| Season 63 | Episode 10 | Hairy Tales | 2024-03-01 | 60 min |
| Season 63 | Episode 11 | Little Sapiens | 2024-03-14 | 60 min |
