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Horizon
returning BBC Two 7.4 / 10 Documentary
Horizon is a Documentary TV series on BBC Two.
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon episode guide
Season 1
| Episode | Title | Air date |
|---|---|---|
| S01E01 | The World of Buckminster Fuller | Feb 4, 1964 |
| S01E02 | Pesticides and Posterity | May 30, 1964 |
| S01E03 | A Candle to Nature | Jun 27, 1964 |
| S01E04 | Strangeness Minus Three | Jul 25, 1964 |
| S01E05 | The Air of Science | Aug 22, 1964 |
| S01E06 | The Knowledge Explosion | Sep 21, 1964 |
| S01E07 | The Amateur Scientist | Oct 19, 1964 |
| S01E08 | Tots and Quods and Woodgeries | Nov 16, 1964 |
| S01E09 | Science, Toys and Magic | Dec 14, 1964 |
Season 2
| Episode | Title | Air date |
|---|---|---|
| S02E01 | Learning from Machines | Jan 6, 1965 |
| S02E02 | The Technique of Change | Jan 20, 1965 |
| S02E03 | Star Gazers | Feb 3, 1965 |
| S02E04 | Science and Art | Feb 17, 1965 |
| S02E05 | The Great Computer Scandal / H-Bomb Detectors | Mar 3, 1965 |
| S02E06 | Forbidden Events / I am a Madman | Mar 17, 1965 |
| S02E07 | Restless Genius / Faster, Farther, Higher | Mar 31, 1965 |
| S02E08 | The Other Side of the Pill | Apr 14, 1965 |
| S02E09 | The Big Smoke / The Model Makers | May 12, 1965 |
| S02E10 | The Long Slide / Men with Gills | May 26, 1965 |
| S02E11 | Men and Sharks / Sir Henry Dale, OM, FRS | Jun 9, 1965 |
| S02E12 | The Brain Gain / The Sudden Night / Learning to Speak | Jun 23, 1965 |
| S02E13 | Dr. Joseph Needham / Mariner IV | Jul 14, 1965 |
| S02E14 | Jul 28, 1965 | |
| S02E15 | Certain of Uncertainty / State of Nature | Aug 11, 1965 |
| S02E16 | Time Stood Still / Weighty Matters | Aug 25, 1965 |
| S02E17 | Fuel for the Future / Collector's Piece | Sep 8, 1965 |
| S02E18 | Let Newton Be | Sep 22, 1965 |
| S02E19 | Special Senses / Toil, Sweat & Tears | Oct 10, 1965 |
| S02E20 | An Affair of the Heart | Oct 24, 1965 |
| S02E21 | 10,000 Tombs | Nov 7, 1965 |
| S02E22 | Albert Szent-Györgyi M.D., Ph.D., D.h.c. | Nov 21, 1965 |
| S02E23 | The Big Dishes / The Living Stream | Dec 5, 1965 |
| S02E24 | Boys on Bubbles / Problems and Puzzles | Sep 25, 1966 |
Season 3
| Episode | Title | Air date |
|---|---|---|
| S03E01 | Windows of the Soul / Elixir of Youth | Jan 2, 1966 |
| S03E02 | The Troubled Mind / Triple-A. S. | Jan 16, 1966 |
| S03E03 | A Man of Two Visions / The Scientist Applied | Jan 30, 1966 |
| S03E04 | The Dolphins that Joined The Navy / A Theory of The Earth | Feb 13, 1966 |
| S03E05 | Route 128 | Feb 27, 1966 |
| S03E06 | The Beginning of Life / Science Friction | Mar 13, 1966 |
| S03E07 | Mar 27, 1966 | |
| S03E08 | Chance and Decay / Meteorite Mystery | Apr 10, 1966 |
| S03E09 | Towers of Ilium / The Exploding City | Apr 24, 1966 |
| S03E10 | Man in Space | May 8, 1966 |
| S03E11 | Destination Mars / Editors in Conference" | May 22, 1966 |
| S03E12 | Man meets Duck / The Picture Machines | Jun 5, 1966 |
| S03E13 | Jun 19, 1966 | |
| S03E14 | Genes in Action / Scientists and War | Jul 3, 1966 |
| S03E15 | The Lonely Children | Jul 17, 1966 |
| S03E16 | Man of Science / 'Nature' Tomorrow | Jul 31, 1966 |
| S03E17 | M.I.T.'s ABC / The Disturbed Child | Sep 25, 1966 |
| S03E18 | Ten Years in the Antarctic | Oct 10, 1966 |
| S03E19 | The Athlete | Oct 24, 1966 |
| S03E20 | From Peenemunde to the Moon | Nov 7, 1966 |
| S03E21 | Nov 21, 1966 | |
| S03E22 | The Structure of Life | Dec 5, 1966 |
| S03E23 | The Wages of Science | Dec 19, 1966 |
Season 4
| Episode | Title | Air date |
|---|---|---|
| S04E01 | Sons of Cain | Jan 17, 1967 |
| S04E02 | Jan 31, 1967 | |
| S04E03 | How Best to Make a Man / How Best to Make a Scientist | Feb 14, 1967 |
| S04E04 | Dynamo - The Life of Michael Faraday | Feb 28, 1967 |
| S04E05 | Migraine | Mar 14, 1967 |
| S04E06 | Mar 28, 1967 | |
| S04E07 | Sleep and Dreams | Apr 11, 1967 |
| S04E08 | The Shape of War to Come | Apr 25, 1967 |
| S04E09 | Memory | May 9, 1967 |
| S04E10 | Masters of the Desert | May 23, 1967 |
| S04E11 | Cancer - The Search for the Virus | Jun 6, 1967 |
| S04E12 | Cancer - The Smoker's Gamble | Jun 20, 1967 |
| S04E13 | Science and the Supernatural | Jul 4, 1967 |
| S04E14 | Hypnosis | Jul 18, 1967 |
| S04E15 | The War of the Boffins | Sep 12, 1967 |
| S04E17 | Aspects of Alcohol | Sep 26, 1967 |
| S04E18 | Lords of the Sea | Oct 10, 1967 |
| S04E19 | Oct 24, 1967 | |
| S04E20 | Air Safety: The Unknown Factor | Nov 17, 1967 |
| S04E21 | The Life and Death of the Pine Processionary | Nov 21, 1967 |
| S04E22 | Koestler on Creativity | Dec 5, 1967 |
| S04E23 | The World of Ted Serios | Dec 12, 1967 |
| S04E24 | Professor in Toyland | Dec 24, 1967 |
Season 5
| Episode | Title | Air date |
|---|---|---|
| S05E01 | An Ingenious Man - Sir H. John Baker | Jan 2, 1968 |
| S05E02 | Man's Best Friend | Jan 30, 1968 |
| S05E03 | Once a Junkie | Feb 13, 1968 |
| S05E04 | Towns, Traffic and Tomorrow | Feb 27, 1968 |
| S05E05 | The Man Makers | Mar 12, 1968 |
| S05E06 | Man in Search of Himself | Mar 26, 1968 |
| S05E07 | Investigating Murder | Apr 9, 1968 |
| S05E08 | The Equation of Murder | May 7, 1968 |
| S05E09 | The Lindemann Enigma | Sep 12, 1968 |
| S05E10 | From Field to Factory | Sep 19, 1968 |
| S05E11 | Comfort on Aging | Sep 26, 1968 |
| S05E12 | Experiments in War | Oct 3, 1968 |
| S05E13 | Medecine in Russia | Oct 10, 1968 |
| S05E14 | African Medicine | Oct 17, 1968 |
| S05E15 | The Broken Bridge | Oct 24, 1968 |
| S05E16 | Children Without Words | Oct 31, 1968 |
| S05E17 | The Computer Revolution | Nov 7, 1968 |
| S05E18 | Doctor's Dilemma | Nov 14, 1968 |
| S05E19 | In the Matter of Dr. Alfred Nobel | Nov 21, 1968 |
| S05E20 | Wheels Within Wheels | Nov 28, 1968 |
| S05E21 | Black Man, White Science | Dec 5, 1968 |
| S05E22 | The Hidden World | Dec 12, 1968 |
| S05E23 | The Talgai Skull | Dec 19, 1968 |
| S05E24 | Phantasmagoria or The Story of the Magic Lantern | Dec 24, 1968 |
Season 6
| Episode | Title | Air date |
|---|---|---|
| S06E01 | Inside Every Fat Man | Jan 2, 1969 |
| S06E02 | If Only They Could Speak | Jan 9, 1969 |
| S06E03 | The Miraculous Wonder: The Human Eye | Jan 16, 1969 |
| S06E04 | The Years of the Locust | Jan 23, 1969 |
| S06E05 | The Gifted Child | Jan 30, 1969 |
| S06E06 | The Last of the Polymaths | Feb 6, 1969 |
| S06E07 | Music and the Mind | Feb 13, 1969 |
| S06E08 | Report on V.D. | Feb 20, 1969 |
| S06E09 | Extra-Sensory Perception | Feb 27, 1969 |
| S06E10 | The Drift from Science | Mar 6, 1969 |
| S06E11 | Powers of Persuasion | Mar 13, 1969 |
| S06E12 | The View from Space | Mar 20, 1969 |
| S06E13 | The Unborn Patient | Mar 27, 1969 |
| S06E14 | The Physicist in the Kitchen | Apr 3, 1969 |
| S06E15 | King Solomon's Garden | Apr 10, 1969 |
| S06E16 | Muck Today, Poison Tomorrow | Apr 24, 1969 |
| S06E17 | Shark | May 1, 1969 |
| S06E18 | Technology and Self-Determination | May 15, 1969 |
| S06E19 | After Apollo | May 22, 1969 |
| S06E20 | Discovery | May 29, 1969 |
| S06E21 | Machines and People | Jun 5, 1969 |
| S06E22 | Science on Safari | Sep 15, 1969 |
| S06E23 | A True Madness | Sep 22, 1969 |
| S06E24 | Problems of Pain | Sep 29, 1969 |
| S06E25 | Four Fast Legs and a Nose | Oct 6, 1969 |
| S06E26 | Father of the Man | Oct 13, 1969 |
| S06E27 | Master of the Microscope | Oct 20, 1969 |
| S06E28 | C.E.R.N. | Oct 27, 1969 |
| S06E29 | Snap, Crackle and Bang | Nov 3, 1969 |
| S06E30 | Cancer Now | Nov 10, 1969 |
| S06E31 | There's a Rhino in My Sugar | Nov 17, 1969 |
| S06E32 | Nov 24, 1969 | |
| S06E33 | Don't Cackle, Lay Eggs | Dec 1, 1969 |
| S06E34 | Dec 8, 1969 | |
| S06E35 | A Game of War | Dec 15, 1969 |
| S06E36 | Bread | Dec 22, 1969 |
| S06E37 | For the Safety of Mankind | Dec 29, 1969 |
Season 7
| Episode | Title | Air date |
|---|---|---|
| S07E01 | Just Another World | Jan 5, 1970 |
| S07E02 | Henry Royce, Mechanic | Jan 12, 1970 |
| S07E03 | A Disease of Our Time - Stress | Jan 19, 1970 |
| S07E04 | A Disease of Our Time - Heart Attacks | Jan 26, 1970 |
| S07E05 | Sex and Sexuality | Feb 2, 1970 |
| S07E06 | Feb 16, 1970 | |
| S07E07 | A Much Wanted Child | Feb 23, 1970 |
| S07E08 | The Expert Witness | Mar 2, 1970 |
| S07E09 | After the Iron Age | Mar 9, 1970 |
| S07E10 | Let the Therapy Fit the Crime | Mar 16, 1970 |
| S07E11 | The World Outside | Mar 23, 1970 |
| S07E12 | In the Beginning was the Word | Mar 30, 1970 |
| S07E13 | The Drifting of the Continents | Apr 13, 1970 |
| S07E14 | A Case of Priority | Apr 20, 1970 |
| S07E15 | The Fretful Elements | Apr 27, 1970 |
| S07E16 | One Man's Meat | May 11, 1970 |
| S07E17 | Only Skin Deep | Jul 6, 1970 |
| S07E18 | Wolves and Wolfmen | Jul 13, 1970 |
| S07E19 | A Measure of Uncertainty | Aug 10, 1970 |
| S07E20 | The Manhunters | Aug 17, 1970 |
| S07E21 | Don't Get Sick in America | Aug 24, 1970 |
| S07E22 | Crown of Thorns | Aug 31, 1970 |
| S07E23 | Noah's Ark in Kensington | Sep 7, 1970 |
| S07E24 | Virus | Sep 14, 1970 |
| S07E25 | Water, Water | Sep 21, 1970 |
| S07E26 | All Creatures Great and Small | Sep 28, 1970 |
| S07E27 | A Child for a Lifetime | Oct 5, 1970 |
| S07E28 | Something for Our Children | Oct 12, 1970 |
| S07E29 | Million Ton Tanker | Nov 2, 1970 |
| S07E30 | The Insect War | Nov 9, 1970 |
| S07E31 | The Savage Mind | Nov 16, 1970 |
| S07E32 | Tanks | Nov 23, 1970 |
| S07E33 | Mind the Machine | Nov 30, 1970 |
| S07E34 | Square Pegs | Dec 7, 1970 |
| S07E35 | Earthquakes, The City that Waits to Die | Dec 14, 1970 |
| S07E36 | The Man who Talks to Frogs | Dec 21, 1970 |
| S07E37 | The Gargantuan Triumph of Science | Dec 28, 1970 |
Season 8
| Episode | Title | Air date |
|---|---|---|
| S08E01 | Wildlife - The Last Great Battle | Jan 4, 1971 |
| S08E02 | Great Ormond Street | Jan 18, 1971 |
| S08E03 | A Bulldozer Through Heaven | Jan 25, 1971 |
| S08E04 | Rumors of War | Feb 1, 1971 |
| S08E05 | I'm Dependent - You're Addicted (I) | Feb 15, 1971 |
| S08E06 | Kuru - To Tremble with Fear | Feb 22, 1971 |
| S08E07 | Due to a Lack of Interest, Tomorrow Has Been Canceled | Mar 8, 1971 |
| S08E08 | Mar 15, 1971 | |
| S08E09 | A Nice Sort of Accident to Have | Mar 22, 1971 |
| S08E10 | The Wood | Apr 5, 1971 |
| S08E11 | The Measure of Man | Apr 12, 1971 |
| S08E12 | Apr 26, 1971 | |
| S08E13 | Darwin's Bulldog | May 3, 1971 |
| S08E14 | The Secret | May 10, 1971 |
| S08E15 | What Every Girl Should Know | May 17, 1971 |
| S08E16 | Tastes of Foods to Come | May 24, 1971 |
| S08E17 | Looking for a Happy Landing | May 31, 1971 |
| S08E18 | A Case of Depression | Jun 7, 1971 |
| S08E19 | The Total War Machine | Jun 14, 1971 |
| S08E20 | The Dinosaur Hunters | Jun 21, 1971 |
| S08E21 | Sep 27, 1971 | |
| S08E22 | Rheumatism | Oct 4, 1971 |
| S08E23 | If at First You Don't Succeed... You Don't Succeed | Oct 11, 1971 |
| S08E24 | Oct 18, 1971 | |
| S08E25 | Rutherford / The Cavendish Today | Oct 25, 1971 |
| S08E26 | The Fierce People | Nov 1, 1971 |
| S08E27 | The Men Who Painted Caves | Nov 15, 1971 |
| S08E28 | The Crab Nebula | Nov 22, 1971 |
| S08E29 | Nov 29, 1971 | |
| S08E30 | Dec 6, 1971 | |
| S08E31 | The Periscope War | Dec 20, 1971 |
| S08E32 | Patently Absurd | Dec 27, 1971 |
Season 9
| Episode | Title | Air date |
|---|---|---|
| S09E01 | The Missing Link | Jan 3, 1972 |
| S09E02 | Navajo - The Last Red Indians | Jan 10, 1972 |
| S09E03 | Jan 17, 1972 | |
| S09E04 | The Parasite of Paradise | Jan 31, 1972 |
| S09E05 | The Day it Rained Periwinkles | Feb 7, 1972 |
| S09E06 | Feb 14, 1972 | |
| S09E07 | How They Sold Doomsday | Feb 21, 1972 |
| S09E08 | Feb 28, 1972 | |
| S09E09 | Whales, Dolphins and Men | Mar 6, 1972 |
| S09E10 | Mar 13, 1972 | |
| S09E11 | The Man-Made Lakes in Africa | Mar 20, 1972 |
| S09E12 | Survival in the Sahara | Mar 27, 1972 |
| S09E13 | Mind Over Body | Apr 10, 1972 |
| S09E14 | Out of Volcanoes | Apr 17, 1972 |
| S09E15 | The Wizard Who Spat on the Floor | May 1, 1972 |
| S09E16 | Rail Crash | May 8, 1972 |
| S09E17 | May 22, 1972 | |
| S09E18 | Sorry I Opened My Mouth | Jun 12, 1972 |
| S09E19 | The Way We Move | Jul 3, 1972 |
| S09E20 | The Life that Lives on Man | Jul 10, 1972 |
| S09E21 | Sex Can Be a Problem | Jul 24, 1972 |
| S09E22 | The Surgery of Violence | Jul 31, 1972 |
| S09E23 | Hospital, 1922 | Oct 12, 1972 |
| S09E24 | When Polar Bears Swam in the Thames | Oct 19, 1972 |
| S09E25 | The Making of the English Landscape | Oct 26, 1972 |
| S09E26 | Shadows of Bliss | Nov 2, 1972 |
| S09E27 | The Billion-Dollar Marsh | Nov 9, 1972 |
| S09E28 | Nov 16, 1972 | |
| S09E29 | The Making of a Natural History Film | Nov 23, 1972 |
| S09E30 | Fire | Nov 30, 1972 |
| S09E31 | Alaskan Pipe-Dream | Dec 7, 1972 |
| S09E32 | Their Life in Your Hands | Dec 21, 1972 |
| S09E33 | Navigating Europe | Dec 28, 1972 |
Season 10
| Episode | Title | Air date |
|---|---|---|
| S10E01 | Epidemic | Jan 4, 1973 |
| S10E02 | Worlds in Collision | Jan 11, 1973 |
| S10E03 | The Military Necessity | Jan 18, 1973 |
| S10E04 | The Curtain of Silence | Jan 25, 1973 |
| S10E05 | Crime Lab | Feb 1, 1973 |
| S10E06 | When the Breeding Has to Stop | Feb 8, 1973 |
| S10E07 | Science Is Dead, Long Live Science | Feb 15, 1973 |
| S10E08 | Mar 1, 1973 | |
| S10E09 | Acupuncture: A Chinese Puzzle | Mar 8, 1973 |
| S10E10 | Mar 22, 1973 | |
| S10E11 | Survival of the Weakest | Apr 5, 1973 |
| S10E12 | Red Sea Coral and the Crown of Thorns | Apr 12, 1973 |
| S10E13 | Lumbered... with Back-Ache! | Apr 26, 1973 |
| S10E14 | Airport | May 3, 1973 |
| S10E15 | May 17, 1973 | |
| S10E16 | What a Waste! | May 24, 1973 |
| S10E17 | The Laws of the Land | Jun 7, 1973 |
| S10E18 | Jun 14, 1973 | |
| S10E19 | Jun 21, 1973 | |
| S10E20 | Jul 5, 1973 | |
| S10E21 | A Scientist Looks at Religion | Aug 9, 1973 |
| S10E22 | In Search of Konrad Lorenz | Sep 24, 1973 |
| S10E23 | Stretch Up Tall | Oct 1, 1973 |
| S10E24 | Gilding the Lily | Oct 8, 1973 |
| S10E25 | The Black Holes of Gravity | Oct 15, 1973 |
| S10E26 | Oct 22, 1973 | |
| S10E27 | The Steadfast Tin Soldier | Oct 29, 1973 |
| S10E28 | Carry on Smoking | Nov 5, 1973 |
| S10E29 | Air Crash Detective | Nov 26, 1973 |
| S10E30 | An Element of Mystery | Dec 3, 1973 |
| S10E31 | Digging Up the Future | Dec 17, 1973 |
| S10E32 | Kula, a Reason for Giving | Dec 24, 1973 |
Season 11
| Episode | Title | Air date |
|---|---|---|
| S11E01 | A Matter of Self-Defense | Jan 7, 1974 |
| S11E02 | Bird Brain - The Mystery of Bird Navigation | Jan 14, 1974 |
| S11E03 | Never Too Late to Learn | Jan 21, 1974 |
| S11E04 | The Great Fish Hunt | Jan 28, 1974 |
| S11E05 | Pedal Power | Feb 4, 1974 |
| S11E06 | The Writing on the Wall | Feb 11, 1974 |
| S11E07 | Feb 18, 1974 | |
| S11E08 | The Future Goes Boom | Mar 4, 1974 |
| S11E09 | Fusion: The Energy Promise | Mar 11, 1974 |
| S11E10 | The First Ten Years | Apr 22, 1974 |
| S11E11 | This Yankee Dodge Beats Mesmerism Hollow | Apr 29, 1974 |
| S11E12 | The Hunting of the Quark | May 6, 1974 |
| S11E13 | A Noah's Ark for Europe | May 13, 1974 |
| S11E14 | Bridges: When It Comes to the Crunch | Jun 3, 1974 |
| S11E15 | Search for Life | Jun 10, 1974 |
| S11E16 | The Secrets of Sleep | Jun 10, 1974 |
| S11E17 | Jun 24, 1974 | |
| S11E18 | Hills of Promise | Jul 1, 1974 |
| S11E19 | The Race for the Double Helix | Jul 8, 1974 |
| S11E20 | The Immigrant Doctors | Jul 15, 1974 |
| S11E21 | Mines, Minerals and Men | Jul 22, 1974 |
| S11E22 | Jul 29, 1974 | |
| S11E23 | Listen and Be Loyal | Aug 5, 1974 |
| S11E24 | Aug 12, 1974 | |
| S11E25 | An Unholy Scramble | Sep 2, 1974 |
| S11E26 | Do as You Are Told | Oct 28, 1974 |
| S11E27 | The First Signs of Washoe | Nov 4, 1974 |
| S11E28 | The Other Way | Nov 11, 1974 |
| S11E29 | Nov 25, 1974 | |
| S11E30 | Joey | Dec 9, 1974 |
| S11E31 | The Neglected Harvest | Dec 16, 1974 |
| S11E32 | Dec 23, 1974 | |
| S11E33 | The Lysenko Affair | Dec 30, 1974 |
Season 12
| Episode | Title | Air date |
|---|---|---|
| S12E01 | The Killer Dust | Jan 20, 1975 |
| S12E02 | A Time to Be Born | Jan 27, 1975 |
| S12E03 | The Unsafe Sea | Feb 10, 1975 |
| S12E04 | The Change of Life | Feb 17, 1975 |
| S12E05 | Project Fido | Feb 24, 1975 |
| S12E06 | The Planets | Mar 10, 1975 |
| S12E07 | The Long, Long Walkabout | Apr 7, 1975 |
| S12E08 | The Overworked Miracle | Apr 14, 1975 |
| S12E09 | Not the Cheapest, But the Best | Apr 21, 1975 |
| S12E10 | A Spoonful of Roughage | Apr 28, 1975 |
| S12E11 | Brain Poison | May 5, 1975 |
| S12E12 | May 12, 1975 | |
| S12E13 | Benjamin | May 19, 1975 |
| S12E14 | The McMaster Experiment | Jun 2, 1975 |
| S12E15 | The Glazed Outlook | Jun 9, 1975 |
| S12E16 | The Three Chord Trick | Jun 16, 1975 |
| S12E17 | The Cleanest Place in the World | Jun 23, 1975 |
| S12E18 | Strange Sleep | Jun 30, 1975 |
| S12E19 | Jul 7, 1975 | |
| S12E20 | Jul 14, 1975 | |
| S12E21 | The Sickly Sea | Jul 21, 1975 |
| S12E22 | Happy Catastrophe | Jul 28, 1975 |
| S12E23 | To Die, to Live - The Survivors of Hiroshima | Aug 4, 1975 |
| S12E24 | Cannabis | Aug 11, 1975 |
| S12E25 | Meditation and the Mind | Aug 18, 1975 |
| S12E26 | The Trobriand Experiment | Dec 29, 1975 |
Season 13
| Episode | Title | Air date |
|---|---|---|
| S13E01 | The Transplant Experience | Jan 5, 1976 |
| S13E02 | Intimate Strangers | Jan 12, 1976 |
| S13E03 | A Fair Share of What Little We Have | Jan 19, 1976 |
| S13E04 | The Incredible Machine | Jan 26, 1976 |
| S13E05 | King Coal Revived | Feb 2, 1976 |
| S13E06 | A Question of Trust | Feb 9, 1976 |
| S13E07 | The Case of the Bermuda Triangle | Feb 16, 1976 |
| S13E08 | The Lords of the Labyrinth | Feb 23, 1976 |
| S13E09 | Inside the Shark | Mar 1, 1976 |
| S13E10 | The Chemical Dream | Mar 8, 1976 |
| S13E11 | The Edelin Affair | Mar 15, 1976 |
| S13E12 | The World of Margaret Mead | Mar 22, 1976 |
| S13E13 | The Pathway from Madness | Mar 29, 1976 |
| S13E14 | Geronimo's Children | Apr 5, 1976 |
| S13E15 | The Vision of the Blind | Apr 12, 1976 |
| S13E16 | A Lesson for Teachers | Apr 26, 1976 |
| S13E17 | May 3, 1976 | |
| S13E18 | The Children of Peru | May 17, 1976 |
| S13E19 | Dying | May 24, 1976 |
| S13E20 | A Home Like Ours... A Story of Four Children | Jun 7, 1976 |
| S13E21 | Jun 14, 1976 | |
| S13E22 | The Bull's Eye War | Oct 25, 1976 |
| S13E23 | The Hot-Blooded Dinosaurs | Nov 1, 1976 |
| S13E24 | Billion Dollar Bubble | Nov 8, 1976 |
| S13E25 | The Selfish Gene | Nov 15, 1976 |
| S13E26 | A Child of Our Own | Nov 22, 1976 |
| S13E27 | Secrets of a Coral Island | Nov 29, 1976 |
| S13E28 | The Long Valley | Dec 6, 1976 |
| S13E29 | Half-Way to 1984 | Dec 13, 1976 |
| S13E30 | The Mystery of King Arthur and His Round Table | Dec 20, 1976 |
Season 14
| Episode | Title | Air date |
|---|---|---|
| S14E01 | A Smile for a Crocodile | Jan 7, 1977 |
| S14E02 | The Pill for the People | Jan 14, 1977 |
| S14E03 | The Ape That Stood Up | Jan 21, 1977 |
| S14E04 | The Human Animal | Feb 4, 1977 |
| S14E05 | The Guinea Pig and the Law | Feb 18, 1977 |
| S14E06 | Hunters of the Seal | Feb 25, 1977 |
| S14E07 | The Red Planet | Mar 4, 1977 |
| S14E08 | One of Nature's Hotels | Mar 11, 1977 |
| S14E09 | Dawn of the Solar Age | Mar 18, 1977 |
| S14E10 | Genetic Roulette | Apr 1, 1977 |
| S14E11 | The Amazing Doctor Newton | Jul 15, 1977 |
| S14E12 | The Trouble with Medicine | Jul 22, 1977 |
| S14E13 | Silent Speech | Jul 29, 1977 |
| S14E14 | The Green Machine | Aug 5, 1977 |
| S14E15 | The River That Came Clean | Sep 2, 1977 |
| S14E16 | Blueprints in the Bloodstream | Sep 9, 1977 |
| S14E17 | 40 Years of Murder | Sep 16, 1977 |
| S14E18 | The Cry for Help | Sep 30, 1977 |
| S14E19 | The Sunspot Mystery | Oct 7, 1977 |
| S14E20 | The Rhine's Revenge | Oct 21, 1977 |
| S14E21 | Icarus' Children | Dec 2, 1977 |
| S14E22 | The Healing Nightmare | Dec 9, 1977 |
| S14E23 | The Great Wine Revolution | Dec 23, 1977 |
Season 15
| Episode | Title | Air date |
|---|---|---|
| S15E01 | Living Machines | Jan 6, 1978 |
| S15E02 | A Land for All Reasons | Jan 20, 1978 |
| S15E03 | I Don't Want to Be a Burden | Jan 27, 1978 |
| S15E04 | Zero G | Feb 3, 1978 |
| S15E05 | The Message in the Rocks | Feb 17, 1978 |
| S15E06 | The Eddystone Lights | Feb 24, 1978 |
| S15E07 | Light of the 21st Century | Mar 10, 1978 |
| S15E08 | The New Breadline | Mar 24, 1978 |
| S15E09 | Now the Chips Are Down | Mar 31, 1978 |
| S15E10 | Explosions in the Mind | Jul 14, 1978 |
| S15E11 | One Small Step | Jul 21, 1978 |
| S15E12 | The Tsetse Trap | Jul 28, 1978 |
| S15E13 | A Whisper From Space | Aug 4, 1978 |
| S15E14 | Prisoners of Hope | Aug 11, 1978 |
| S15E15 | On a Different Track | Aug 18, 1978 |
| S15E16 | Careering into Science | Aug 25, 1978 |
| S15E17 | Cashing in on the Ocean | Sep 1, 1978 |
| S15E18 | Bags of Life | Sep 8, 1978 |
| S15E19 | Sep 15, 1978 | |
| S15E20 | The Beersheva Experiment | Nov 3, 1978 |
| S15E21 | Divers Do It Deeper | Nov 10, 1978 |
| S15E22 | The Big Sleep | Nov 17, 1978 |
| S15E23 | The Vital Spark | Nov 24, 1978 |
| S15E24 | The Red Deer of Rhum | Dec 29, 1978 |
Season 16
| Episode | Title | Air date |
|---|---|---|
| S16E01 | The Forever Fuel | Feb 26, 1979 |
| S16E02 | In Search of Pegasus | Mar 5, 1979 |
| S16E03 | The Keys of Paradise | Mar 12, 1979 |
| S16E04 | Sweet Solutions | Mar 19, 1979 |
| S16E05 | Bronze Age Blast-Off | Mar 26, 1979 |
| S16E06 | The Real Bionic Man | Apr 2, 1979 |
| S16E07 | A Mediterranean Prospect | Apr 9, 1979 |
| S16E08 | Elements of Risk | Apr 23, 1979 |
| S16E09 | Mr. Ludwig's Tropical Dreamland | Apr 30, 1979 |
| S16E10 | Where Nothing Happens Twice | May 7, 1979 |
| S16E11 | Journey Through the Human Body | May 14, 1979 |
| S16E12 | The Fight to Be Male | May 21, 1979 |
| S16E13 | The Robots Are Coming | May 28, 1979 |
| S16E14 | Mexican Oil Dance | Sep 24, 1979 |
| S16E15 | Tracks on the Oregon Trail | Oct 1, 1979 |
| S16E16 | The Race to Reshape Cars | Oct 8, 1979 |
| S16E17 | Dragnet for Diabetes | Oct 15, 1979 |
| S16E18 | The Lost Waters of the Nile | Oct 22, 1979 |
| S16E19 | Survival of the Fastest | Oct 29, 1979 |
| S16E20 | A Touch of Sensitivity | Nov 5, 1979 |
| S16E21 | A Treasury of Trees | Nov 12, 1979 |
| S16E22 | Darkness Visible | Nov 19, 1979 |
| S16E23 | Uranium Goes Critical | Dec 3, 1979 |
| S16E24 | The Fat in the Fire | Dec 10, 1979 |
| S16E25 | Decade | Dec 17, 1979 |
Season 17
| Episode | Title | Air date |
|---|---|---|
| S17E01 | The Ghost Of The Amoco Cadiz | Jan 14, 1980 |
| S17E02 | You Are Old, Father William | Jan 21, 1980 |
| S17E03 | Cleared for Take-Off | Feb 4, 1980 |
| S17E04 | A Sporting Chance | Feb 11, 1980 |
| S17E05 | The Cancer Detectives of Lin Xian | Feb 18, 1980 |
| S17E06 | The Big If... | Feb 25, 1980 |
| S17E07 | Cash from Trash | Mar 3, 1980 |
| S17E08 | Encounter with Jupiter | Mar 10, 1980 |
| S17E09 | Portrait of a Poison | Mar 17, 1980 |
| S17E10 | Magnet Earth | Mar 24, 1980 |
| S17E11 | Goodbye Gutenberg | Sep 1, 1980 |
| S17E12 | Invasion of the Virions | Sep 8, 1980 |
| S17E13 | Beyond the Milky Way | Sep 15, 1980 |
| S17E14 | Little Boxes | Sep 22, 1980 |
| S17E15 | The Other Kenya | Sep 29, 1980 |
| S17E16 | Moving Still | Oct 6, 1980 |
| S17E17 | The Way Out | Oct 13, 1980 |
| S17E18 | The Dead Sea Lives | Oct 20, 1980 |
| S17E19 | Once in a Million Years | Oct 27, 1980 |
| S17E20 | Smoker's Luck | Nov 3, 1980 |
| S17E21 | Behind the Horoscope | Nov 10, 1980 |
| S17E22 | The Mondragon Experiment | Nov 17, 1980 |
| S17E23 | The Spike | Nov 24, 1980 |
| S17E24 | The Slatemakers | Dec 1, 1980 |
| S17E25 | Anatomy of a Volcano | Dec 15, 1980 |
Season 18
| Episode | Title | Air date |
|---|---|---|
| S18E01 | Spend and Prosper | Jan 5, 1981 |
| S18E02 | A Whole New Medicine | Jan 12, 1981 |
| S18E03 | The Qualyub Project | Jan 19, 1981 |
| S18E04 | No One Will Take Me Seriously | Jan 26, 1981 |
| S18E05 | Living with Dying | Feb 2, 1981 |
| S18E06 | A Is for Atom, B Is for Bomb | Feb 9, 1981 |
| S18E07 | Feb 16, 1981 | |
| S18E08 | West of Bangalore | Mar 2, 1981 |
| S18E09 | Gentlemen, Lift Your Skirts | Mar 9, 1981 |
| S18E10 | Hello Universe! | Mar 16, 1981 |
| S18E11 | Voices from Silent Hands | Mar 23, 1981 |
| S18E12 | Mar 30, 1981 | |
| S18E13 | East of Bombay | Apr 6, 1981 |
| S18E14 | Resolution on Saturn - The Rings | Apr 11, 1981 |
| S18E15 | Resolution on Saturn - The Moons | Apr 13, 1981 |
| S18E16 | Heads I Win, Tails You Lose | Sep 28, 1981 |
| S18E17 | The Hunt for the Legion Killer | Oct 5, 1981 |
| S18E18 | Breaking in Children | Oct 12, 1981 |
| S18E19 | The Grid | Oct 19, 1981 |
| S18E20 | Oct 26, 1981 | |
| S18E21 | Science for the People | Nov 2, 1981 |
| S18E22 | The Race to Ruin | Nov 9, 1981 |
| S18E23 | Death of the Dinosaurs | Nov 16, 1981 |
| S18E24 | The Pleasure of Finding Things Out | Nov 23, 1981 |
| S18E25 | The Cornucopia | Nov 30, 1981 |
| S18E26 | A Race Against Time | Dec 7, 1981 |
| S18E27 | Painting by Numbers | Dec 21, 1981 |
Season 19
| Episode | Title | Air date |
|---|---|---|
| S19E01 | The Secret of the Snake | Jan 11, 1982 |
| S19E02 | Finding a Voice | Jan 18, 1982 |
| S19E03 | The Sea Beyond the Dunes | Jan 25, 1982 |
| S19E04 | Feb 1, 1982 | |
| S19E05 | Notes of a Biology Watcher | Feb 8, 1982 |
| S19E06 | The Cline Affair | Feb 15, 1982 |
| S19E07 | The Million Murdering Death | Feb 22, 1982 |
| S19E08 | Shots in the Dark | Mar 1, 1982 |
| S19E09 | The Victims | Mar 8, 1982 |
| S19E10 | Mar 15, 1982 | |
| S19E11 | The Private Face of Medicine | Mar 22, 1982 |
| S19E12 | The Fatal Bargain | Apr 5, 1982 |
| S19E13 | The Miracle of Life | Oct 11, 1982 |
| S19E14 | The Case of the UFOs | Oct 18, 1982 |
| S19E15 | A Killing Rain | Oct 25, 1982 |
| S19E16 | Intimate Relations | Nov 1, 1982 |
| S19E17 | The Scientist and the Baby | Nov 8, 1982 |
| S19E18 | Nov 15, 1982 | |
| S19E19 | The Professor of Surgery | Nov 29, 1982 |
| S19E20 | The Chopper | Dec 6, 1982 |
| S19E21 | The State of the Planet | Dec 13, 1982 |
| S19E22 | The Mysterious Mr. Tesla | Dec 20, 1982 |
Season 20
| Episode | Title | Air date |
|---|---|---|
| S20E01 | Sizewell Under Pressure | Jan 10, 1983 |
| S20E02 | The Tropical Time Machine | Jan 17, 1983 |
| S20E03 | The Geneva Event | Jan 24, 1983 |
| S20E04 | Feb 7, 1983 | |
| S20E05 | Talking Turtle | Feb 14, 1983 |
| S20E06 | What Little Girls are Made of | Feb 21, 1983 |
| S20E07 | Feb 28, 1983 | |
| S20E08 | The Great Plains Massacre | Mar 7, 1983 |
| S20E09 | Hard Rock | Mar 14, 1983 |
| S20E10 | Better Mind the Computer | Mar 21, 1983 |
| S20E11 | Madness on Trial | Apr 11, 1983 |
| S20E12 | Sixty Minutes to Meltdown | Apr 18, 1983 |
| S20E13 | Killer in the Village | Apr 25, 1983 |
| S20E14 | The Case of ESP | Sep 26, 1983 |
| S20E15 | The Artificial Heart | Oct 3, 1983 |
| S20E16 | Dr. Priestley and the Breath of Life | Oct 10, 1983 |
| S20E17 | Professor Hawking's Universe | Oct 17, 1983 |
| S20E18 | The Cruel Choice | Oct 24, 1983 |
| S20E19 | A Child's Guide to Languages | Oct 31, 1983 |
| S20E20 | China's Child | Nov 7, 1983 |
| S20E21 | The Earthquake Connection | Nov 14, 1983 |
| S20E22 | Nov 28, 1983 | |
| S20E23 | Cancer: The Pattern in the Genes | Dec 5, 1983 |
| S20E24 | The Academy | Dec 12, 1983 |
Season 21
| Episode | Title | Air date |
|---|---|---|
| S21E01 | The Intelligence Man | Jan 9, 1984 |
| S21E02 | Microworld! | Jan 16, 1984 |
| S21E03 | Jan 23, 1984 | |
| S21E04 | Spies in the Wires | Jan 30, 1984 |
| S21E05 | Valley of the Inca | Feb 13, 1984 |
| S21E06 | The Conquest of Parasites | Feb 27, 1984 |
| S21E07 | Reflections on a River | Mar 5, 1984 |
| S21E08 | A Normal Face | Mar 12, 1984 |
| S21E09 | Prisoners of Incest | Mar 19, 1984 |
| S21E10 | Signs of the Apes, Songs of the Whales | Mar 26, 1984 |
| S21E11 | Professor Bonner and the Slime Moulds | Apr 9, 1984 |
| S21E12 | The Mind of a Murderer: The Case of the Hillside Strangler | Apr 16, 1984 |
| S21E13 | The Mind of a Murderer: The Mask of Madness | Apr 23, 1984 |
| S21E14 | A Cruel Inheritance | Apr 30, 1984 |
| S21E15 | The Malvern Link | May 7, 1984 |
| S21E16 | Contented Cows and Other Animals | Nov 5, 1984 |
| S21E17 | Picking Winners | Nov 12, 1984 |
| S21E18 | The Brain Puzzle | Nov 19, 1984 |
| S21E19 | Global Village | Nov 26, 1984 |
| S21E20 | Ivan | Dec 3, 1984 |
| S21E21 | A Mathematical Mystery Tour | Dec 10, 1984 |
| S21E22 | Supercharged | Dec 17, 1984 |
Season 22
| Episode | Title | Air date |
|---|---|---|
| S22E01 | Colourful Notions | Jan 7, 1985 |
| S22E02 | A World of Their Own | Jan 14, 1985 |
| S22E03 | Decoding Danebury | Jan 21, 1985 |
| S22E04 | A Mission to Heal | Jan 28, 1985 |
| S22E05 | Mystery of the Left Hand | Feb 4, 1985 |
| S22E06 | The Theatre of War | Feb 11, 1985 |
| S22E07 | The Careful Predator | Feb 25, 1985 |
| S22E08 | What Einstein Never Knew | Mar 4, 1985 |
| S22E09 | Eurekaaargh! | Mar 11, 1985 |
| S22E10 | Careering On | Mar 18, 1985 |
| S22E11 | How to Film the Impossible | Mar 25, 1985 |
| S22E12 | The Food Allergy War | Apr 1, 1985 |
| S22E13 | The Goddess of the Earth | Apr 15, 1985 |
| S22E14 | IRAS - The Supercooled Eye | Apr 22, 1985 |
| S22E15 | A Prize Discovery | Apr 29, 1985 |
| S22E16 | The Wrong Stuff | May 13, 1985 |
Season 23
| Episode | Title | Air date |
|---|---|---|
| S23E01 | Jan 6, 1986 | |
| S23E02 | Genesis | Jan 13, 1986 |
| S23E03 | Bitter Cold | Jan 20, 1986 |
| S23E04 | The Mould, the Myth and the Microbe | Jan 27, 1986 |
| S23E05 | Outbreak: The Microbe Masters the Mould | Feb 3, 1986 |
| S23E06 | Feb 17, 1986 | |
| S23E07 | The Children of Eve | Feb 24, 1986 |
| S23E08 | The New Face of Leprosy | Mar 3, 1986 |
| S23E09 | Hi-Tech à la Française | Mar 10, 1986 |
| S23E10 | In the Wake of HMS Sheffield | Mar 17, 1986 |
| S23E11 | AIDS: A Strange and Deadly Virus | Mar 24, 1986 |
| S23E12 | The Case of the Frozen Addict | Apr 7, 1986 |
| S23E13 | Nice Guys Finish First | Apr 14, 1986 |
| S23E14 | The Men Who Bottled a Cow | Apr 21, 1986 |
| S23E15 | Twice Five Plus the Wings of a Bird | Apr 28, 1986 |
| S23E16 | May 12, 1986 | |
| S23E17 | A Handful of Sugar with a Pinch of Salt | May 19, 1986 |
| S23E18 | Uranus Encounter | May 26, 1986 |
| S23E19 | Jun 9, 1986 | |
| S23E21 | Battered Baby: From Generation to Generation | Jun 16, 1986 |
| S23E22 | Battered Baby: Breaking the Chain | Jun 23, 1986 |
| S23E23 | Doctors to Be | Jun 30, 1986 |
Season 24
| Episode | Title | Air date |
|---|---|---|
| S24E01 | The Twenty-Five Hour Clock | Jan 5, 1987 |
| S24E02 | The Search for the Disappeared | Jan 12, 1987 |
| S24E03 | The Blind Watchmaker | Jan 19, 1987 |
| S24E04 | Riding the Stack | Jan 26, 1987 |
| S24E05 | Bruno Bettelheim: The Man Who Cared for Children | Feb 2, 1987 |
| S24E06 | Bruno Bettelheim: A Sense of Surviving | Feb 9, 1987 |
| S24E07 | Energy from Outer Space | Feb 16, 1987 |
| S24E08 | The Return of the Osprey | Feb 23, 1987 |
| S24E09 | Mar 2, 1987 | |
| S24E10 | Police Stress: The John Wayne Syndrome | Mar 9, 1987 |
| S24E11 | To Engineer Is Human | Mar 16, 1987 |
| S24E12 | The Magma Chamber | Mar 23, 1987 |
| S24E13 | Broken Images | Mar 30, 1987 |
| S24E14 | Trial Babies | Apr 6, 1987 |
| S24E15 | After Chernobyl - Closer to Home | Apr 13, 1987 |
| S24E16 | Making Sex Pay | May 11, 1987 |
| S24E17 | The Anthropic Principle | May 18, 1987 |
| S24E19 | Aircrash: The Burning Issue | Jun 1, 1987 |
| S24E20 | The Riddle of the Joints | Jun 8, 1987 |
| S24E21 | To Catch a Falling Star | May 15, 1987 |
| S24E22 | In the Light of New Information | Jun 22, 1987 |
| S24E23 | Janice's Choice | Jun 29, 1987 |
Season 25
| Episode | Title | Air date |
|---|---|---|
| S25E01 | The Transpanted Brain | Jan 4, 1988 |
| S25E02 | Death of a Star | Jan 11, 1988 |
| S25E03 | Playing With Madness | Jan 18, 1988 |
| S25E04 | The Canal in the Jungle | Jan 25, 1988 |
| S25E05 | Death of the Working Classes | Feb 1, 1988 |
| S25E06 | The Greenhouse Effect | Feb 8, 1988 |
| S25E07 | Struggling for Control | Feb 15, 1988 |
| S25E08 | Thinking | Feb 22, 1988 |
| S25E09 | Patients on Trial | Feb 29, 1988 |
| S25E10 | Purple Warrior - Rules of Engagement | Mar 7, 1988 |
| S25E11 | Purple Warrior - Limited War | Mar 14, 1988 |
| S25E12 | The Heart of Another | Mar 28, 1988 |
| S25E13 | Easter Islands - The Secret | Apr 11, 1988 |
| S25E14 | Easter Islands - The Story | Apr 18, 1988 |
| S25E15 | Doctors to Be - Trial by Interview | Apr 23, 1988 |
| S25E16 | Doctors to Be - The Knowledge | Apr 24, 1988 |
| S25E17 | Doctors to Be - Welcome to the Real World | Apr 25, 1988 |
| S25E18 | Cancer at Bay | May 2, 1988 |
| S25E19 | Traces of Murder | May 9, 1988 |
| S25E20 | The Hope of Progress | May 16, 1988 |
| S25E21 | A Newsday Revolution | May 23, 1988 |
| S25E22 | Jun 6, 1988 | |
| S25E23 | Superconductor - The Race for the Prize | Jun 13, 1988 |
| S25E24 | Believe Me | Jun 27, 1988 |
| S25E25 | The Quest for Tannu Tuva | Jul 4, 1988 |
Season 26
| Episode | Title | Air date |
|---|---|---|
| S26E01 | The Book of Man | Jan 9, 1989 |
| S26E02 | The Poison that Waits | Jan 16, 1989 |
| S26E03 | Perils of the Deep | Jan 23, 1989 |
| S26E04 | Smart Weapons | Jan 30, 1989 |
| S26E05 | Wasting the Alps | Feb 6, 1989 |
| S26E06 | In the Last Resort | Feb 13, 1989 |
| S26E07 | Gaze in Wonder | Feb 20, 1989 |
| S26E08 | Feb 27, 1989 | |
| S26E09 | Concerto | Mar 6, 1989 |
| S26E10 | Black Schizophrenia | Mar 13, 1989 |
| S26E11 | Trial in the Jungle | Mar 20, 1989 |
| S26E12 | Apr 3, 1989 | |
| S26E13 | A Wonderful Life | Apr 17, 1989 |
| S26E14 | Why Buildings Make You Sick | Apr 24, 1989 |
| S26E15 | Jubilee | May 8, 1989 |
| S26E16 | Crash | May 15, 1989 |
| S26E17 | The New Sixth Sense | May 22, 1989 |
| S26E18 | Clive Sinclair: The Anatomy of an Inventor | Jun 12, 1989 |
| S26E19 | Newpin: A Lifetime | Jun 19, 1989 |
| S26E20 | Time of Darkness | Jun 26, 1989 |
Season 27
| Episode | Title | Air date |
|---|---|---|
| S27E01 | Oil Spill | Jan 8, 1990 |
| S27E02 | Medicine 2000 | Jan 15, 1990 |
| S27E03 | Jan 22, 1990 | |
| S27E04 | From Earth to Miranda | Jan 29, 1990 |
| S27E05 | Encounter With Neptune | Feb 5, 1990 |
| S27E06 | Feb 12, 1990 | |
| S27E07 | The First 14 Days | Feb 19, 1990 |
| S27E08 | The 10,000 Year Test | Mar 5, 1990 |
| S27E09 | Hurricane! | Mar 12, 1990 |
| S27E10 | The Britannic Greenhouse | Mar 19, 1990 |
| S27E11 | Cold Fusion | Mar 26, 1990 |
| S27E12 | Apr 2, 1990 | |
| S27E13 | The Sharpest Shot of the Universe | Apr 9, 1990 |
| S27E14 | The Company of Ants and Bees | Apr 23, 1990 |
| S27E15 | The Intelligent Island | Apr 30, 1990 |
| S27E16 | Legacy of a Volcano | May 14, 1990 |
| S27E17 | May 21, 1990 | |
| S27E18 | The Child Mothers | Jun 4, 1990 |
| S27E19 | Signs of Life | Jun 11, 1990 |
| S27E20 | AIDS: A Quest for a Cure | Jun 25, 1990 |
Season 28
| Episode | Title | Air date |
|---|---|---|
| S28E01 | Sudden Death | Jan 7, 1991 |
| S28E02 | Keen as Mustard | Jan 14, 1991 |
| S28E03 | Smokers Can Harm Your Health | Jan 21, 1991 |
| S28E04 | Coming In from the Cold | Jan 28, 1991 |
| S28E05 | Small Problems with the Mirror | Feb 4, 1991 |
| S28E06 | Two Weeks to Save the Earth | Feb 10, 1991 |
| S28E07 | California Dreaming | Feb 11, 1991 |
| S28E08 | The Day the Earth Melted | Feb 25, 1991 |
| S28E09 | The Curse of Karash | Feb 25, 1991 |
| S28E10 | Playing at Noah | Mar 4, 1991 |
| S28E11 | Cashing in on Paradise | Mar 11, 1991 |
| S28E12 | The Terracotta Time Machine | Mar 18, 1991 |
| S28E13 | Measuring the Roof of the World | Mar 25, 1991 |
| S28E14 | The First Americans | Apr 15, 1991 |
| S28E15 | Inside Chernobyl's Sarcophagus | Apr 22, 1991 |
| S28E16 | Colonising Cyberspace | Apr 29, 1991 |
| S28E17 | Emerging Viruses | May 13, 1991 |
| S28E18 | Camelford - A Bitter Aftertaste | May 20, 1991 |
| S28E19 | Of Big Bangs, Stick Men and Galactic Holes | Jun 3, 1991 |
| S28E20 | Food For Thought | Jun 10, 1991 |
| S28E21 | The Long Road to the West | Jun 17, 1991 |
| S28E22 | Half Hearted About Semi-Skimmed | Jun 24, 1991 |
| S28E23 | T-Rex Exposed | Jul 1, 1991 |
Season 29
| Episode | Title | Air date |
|---|---|---|
| S29E01 | The Shadow of Breast Cancer | Jan 6, 1992 |
| S29E02 | Pest Wars | Jan 13, 1992 |
| S29E03 | Molecules With Sunglasses | Jan 20, 1992 |
| S29E04 | In Search of the Noble Savage | Jan 27, 1992 |
| S29E05 | Malaria: Battle of the Merozoites | Feb 3, 1992 |
| S29E06 | The Black Sun | Feb 17, 1992 |
| S29E07 | Hitler's Bomb | Feb 24, 1992 |
| S29E08 | An Expensive Theology | Mar 2, 1992 |
| S29E09 | The Strange Life and Death of Dr. Turing | Mar 9, 1992 |
| S29E10 | Hot Jam in the Doughnut | Mar 16, 1992 |
| S29E11 | A Diet for a Lifetime | Mar 30, 1992 |
| S29E12 | Before Babel | Apr 6, 1992 |
| S29E13 | The Man Who Moved the Mountains | Apr 13, 1992 |
| S29E14 | Iceman | Apr 27, 1992 |
| S29E15 | Taking the Credit | May 11, 1992 |
| S29E16 | Fast Life in the Food Chain | May 18, 1992 |
| S29E17 | Dodging Doomsday | Jun 1, 1992 |
| S29E18 | A Question of Sport... | Jun 8, 1992 |
| S29E19 | Genes R Us | Jun 15, 1992 |
Season 30
| Episode | Title | Air date |
|---|---|---|
| S30E01 | Awakening the Frozen Addicts | Jan 4, 1993 |
| S30E02 | Cheating Time | Jan 11, 1993 |
| S30E03 | TB - The Forgotten Plague | Jan 18, 1993 |
| S30E04 | No Ordinary Genius (1) | Jan 25, 1993 |
| S30E05 | No Ordinary Genius (2) | Feb 1, 1993 |
| S30E06 | Mars Alive | Feb 8, 1993 |
| S30E07 | Suggers, Fruggers and Data-Muggers | Feb 15, 1993 |
| S30E08 | The Pyramid Builders | Feb 22, 1993 |
| S30E09 | Here Be Monsters | Mar 1, 1993 |
| S30E10 | Iceman (Update) | Mar 8, 1993 |
| S30E11 | Whatever Happened to Star Wars | Mar 15, 1993 |
| S30E12 | Resurrecting the Dead Sea Scrolls | Mar 22, 1993 |
| S30E13 | Dante Goes to Hell | Mar 29, 1993 |
| S30E14 | Ghosts in the Dinosaur Graveyard | Apr 5, 1993 |
| S30E15 | The New Alchemists | Apr 19, 1993 |
| S30E16 | Allergic to the 20th Century | May 10, 1993 |
| S30E17 | May 24, 1993 | |
| S30E18 | The Electronic Frontier | Jun 7, 1993 |
| S30E19 | A Vital Poison | Jun 14, 1993 |
| S30E20 | Chimp Talk | Jun 21, 1993 |
| S30E21 | Life is Impossible | Jun 28, 1993 |
Season 31
| Episode | Title | Air date |
|---|---|---|
| S31E01 | Small Arms, Soft Targets | Jan 10, 1994 |
| S31E02 | The Last Mammoth | Jan 17, 1994 |
| S31E03 | The Man Who Made Up His Mind | Jan 24, 1994 |
| S31E04 | Genie | Jan 31, 1994 |
| S31E05 | Death Wish - The Untold Story | Feb 7, 1994 |
| S31E06 | Air Crash - The Deadly Puzzle | Feb 14, 1994 |
| S31E07 | Hunt for the Doomsday Asteroid | Feb 28, 1994 |
| S31E08 | Hubble Vision | Mar 7, 1994 |
| S31E09 | Some Like iit Hot | Mar 14, 1994 |
| S31E10 | Too Close to the Sun | Mar 21, 1994 |
| S31E11 | Sir Walter's Journey | Mar 28, 1994 |
| S31E12 | After the Flood | Apr 18, 1994 |
| S31E13 | Against The Clock | Apr 25, 1994 |
| S31E14 | The Blueprints of Genocide | May 9, 1994 |
| S31E15 | Ulcer Wars | May 16, 1994 |
| S31E16 | Deaf Whale, Dead Whale | Nov 7, 1994 |
| S31E17 | Whispers of Creation | Nov 14, 1994 |
| S31E18 | The Predator | Nov 21, 1994 |
| S31E19 | Close Encounters | Nov 28, 1994 |
| S31E20 | Orange Sherbet Kisses | Dec 12, 1994 |
| S31E21 | Designer Wines | Dec 19, 1994 |
Season 32
| Episode | Title | Air date |
|---|---|---|
| S32E01 | Tibet - The Ice Mother | Jan 9, 1995 |
| S32E02 | Russia's Deep Secrets | Jan 16, 1995 |
| S32E03 | Bones of Contention | Jan 23, 1995 |
| S32E04 | Siamese Twins | Jan 30, 1995 |
| S32E05 | Feb 20, 1995 | |
| S32E06 | Farewell Fantastic Venus | Feb 27, 1995 |
| S32E07 | Exodus | Mar 6, 1995 |
| S32E08 | The Betrayers | Mar 13, 1995 |
| S32E09 | Icon Earth | Mar 20, 1995 |
| S32E10 | The I-Bomb | Mar 27, 1995 |
| S32E11 | Foetal Attraction | Apr 3, 1995 |
| S32E12 | Cracks in the Crust | Apr 10, 1995 |
| S32E13 | Hearing Voices | Apr 24, 1995 |
| S32E14 | Liar | Oct 30, 1995 |
| S32E15 | The Human Laboratory | Nov 6, 1995 |
| S32E16 | Nanotopia | Nov 13, 1995 |
| S32E17 | Hunt for the Doomsday Asteroid (Update) | Nov 20, 1995 |
| S32E18 | A Code In The Nose | Nov 27, 1995 |
| S32E19 | AIDS: Behind Closed Doors | Dec 4, 1995 |
| S32E20 | The Runaway Mountain | Dec 11, 1995 |
Season 33
| Episode | Title | Air date |
|---|---|---|
| S33E01 | The Butchers of Boxgrove | Jan 8, 1996 |
| S33E02 | Fermat's Last Theorem | Jan 15, 1996 |
| S33E03 | Jan 22, 1996 | |
| S33E04 | Nature's Numbers | Jan 29, 1996 |
| S33E05 | The Gene Race | Feb 5, 1996 |
| S33E06 | Masters of the Ionosphere | Feb 12, 1996 |
| S33E07 | Assault on the Male (revisited) | Feb 26, 1996 |
| S33E08 | Death by Design | Mar 4, 1996 |
| S33E09 | The Planet Hunters | Mar 11, 1996 |
| S33E10 | Inside Chernobyl's Sarcophagus (Update) | Mar 25, 1996 |
| S33E11 | Fallout from Chernobyl | Apr 1, 1996 |
| S33E12 | TV is Dead, Long Live TV | Nov 4, 1996 |
| S33E13 | Aliens from Mars | Nov 11, 1996 |
| S33E14 | Living Death | Nov 25, 1996 |
| S33E15 | The Time Lords | Dec 2, 1996 |
| S33E16 | Noah's Flood | Dec 16, 1996 |
Season 34
| Episode | Title | Air date |
|---|---|---|
| S34E01 | Psychedelic Science | Feb 27, 1997 |
| S34E02 | Fat Cats, Thin Mice | Mar 6, 1997 |
| S34E03 | Shipwreck | Mar 13, 1997 |
| S34E04 | Genius of the Jet | Mar 20, 1997 |
| S34E05 | Smallpox on Death Row | Mar 27, 1997 |
| S34E06 | Silent Children, New Language | Apr 3, 1997 |
| S34E07 | Turned On by Danger | Apr 17, 1997 |
| S34E08 | A Perfect Oil Spill | Apr 24, 1997 |
| S34E09 | The Great Balloon Race | May 1, 1997 |
| S34E10 | Crater of Death | Sep 11, 1997 |
| S34E11 | Mind Over Body | Sep 18, 1997 |
| S34E12 | Out of Asia | Sep 25, 1997 |
| S34E13 | The Virus that Cures | Oct 9, 1997 |
| S34E14 | The Man Who Lost his Body | Oct 16, 1997 |
| S34E15 | Dawn of the Clone Age | Oct 23, 1997 |
Season 35
| Episode | Title | Air date |
|---|---|---|
| S35E01 | Saddam's Secrets | Feb 19, 1998 |
| S35E02 | Dr Miller and the Islanders | Feb 26, 1998 |
| S35E03 | The Rainmaker | Mar 5, 1998 |
| S35E04 | Hopeful Monsters | Mar 19, 1998 |
| S35E05 | The Limits to Birth | Mar 26, 1998 |
| S35E06 | Overkill | Apr 2, 1998 |
| S35E07 | The Curse of Vesuvius | Apr 16, 1998 |
| S35E08 | Mir Mortals | Apr 23, 1998 |
| S35E09 | The Computer that Ate Hollywood | Apr 30, 1998 |
| S35E10 | Magic Bullet | May 7, 1998 |
| S35E11 | The Gulf War Jigsaw | May 14, 1998 |
| S35E12 | Sexual Chemistry | Sep 10, 1998 |
| S35E13 | Chimps on Death Row | Oct 1, 1998 |
| S35E14 | Dinosaurs in Your Garden | Oct 8, 1998 |
| S35E15 | Mosquito! | Oct 15, 1998 |
| S35E16 | The Life and Times of Life and Time | Oct 22, 1998 |
| S35E17 | Thalidomide: A Necessary Evil | Oct 29, 1998 |
| S35E18 | Beyond a Joke | Nov 5, 1998 |
Season 36
| Episode | Title | Air date |
|---|---|---|
| S36E01 | From Here to Infinity | Jan 28, 1999 |
| S36E02 | Pandemic | Feb 4, 1999 |
| S36E03 | Elephants or Ivory | Feb 11, 1999 |
| S36E04 | Electric Heart | Feb 18, 1999 |
| S36E05 | Sudden Death | Feb 25, 1999 |
| S36E06 | New Star in Orbit | Mar 11, 1999 |
| S36E07 | New Asteroid Danger | Mar 18, 1999 |
| S36E08 | Skeleton Key | Mar 25, 1999 |
| S36E09 | Wings of Angels | Aug 1, 1999 |
| S36E10 | Mistaken Identity | Nov 11, 1999 |
| S36E11 | Volcanoes of the Deep | Nov 18, 1999 |
| S36E12 | Anatomy of an Avalanche | Nov 25, 1999 |
| S36E13 | The Midas Formula | Dec 2, 1999 |
| S36E14 | Blood and Flowers: In Search of the Aztecs | Sep 9, 1999 |
Season 37
| Episode | Title | Air date |
|---|---|---|
| S37E01 | Breath of Life | Jan 12, 2000 |
| S37E02 | The Lost City of Nasca | Jan 20, 2000 |
| S37E03 | The Diamond Makers | Jan 27, 2000 |
| S37E04 | Supervolcanoes | Feb 3, 2000 |
| S37E05 | Miracle In Orbit | Feb 3, 2000 |
| S37E06 | Complete Obsession - Body Dysmorphia | Feb 17, 2000 |
| S37E07 | Mar 9, 2000 | |
| S37E08 | Planet Hunters | Mar 16, 2000 |
| S37E09 | Moon Children | Apr 4, 2000 |
| S37E10 | Mega-tsunami: Wave of Destruction | Oct 12, 2000 |
| S37E11 | Conjoined Twins | Oct 19, 2000 |
| S37E12 | The Lost World of Lake Vostok | Oct 26, 2000 |
| S37E13 | Vanished: The Plane that Disappeared | Nov 2, 2000 |
| S37E14 | The Secret Treasures of Zeugma | Nov 9, 2000 |
| S37E15 | Valley of Life or Death | Nov 16, 2000 |
| S37E16 | Extreme Dinosaurs | Nov 23, 2000 |
| S37E17 | Supermassive Black Holes | Nov 30, 2000 |
| S37E18 | The Boy who was Turned into a Girl | Dec 7, 2000 |
| S37E19 | Atlantis Reborn Again | Dec 14, 2000 |
Season 38
| Episode | Title | Air date |
|---|---|---|
| S38E01 | The Mystery of the Miami Circle | Jan 25, 2001 |
| S38E02 | The Missing Link | Feb 1, 2001 |
| S38E03 | Killer Algae | Feb 8, 2001 |
| S38E04 | Ecstasy and Agony | Feb 15, 2001 |
| S38E05 | Snowball Earth | Feb 22, 2001 |
| S38E06 | Taming the Problem Child | Mar 6, 2001 |
| S38E07 | The Mystery of the Persian Mummy | Sep 20, 2001 |
| S38E08 | The Ape that Took Over the World | Oct 4, 2001 |
| S38E09 | Life Blood | Oct 11, 2001 |
| S38E10 | The Death Star | Oct 18, 2001 |
| S38E11 | Cloning the First Human | Oct 25, 2001 |
Season 39
| Episode | Title | Air date |
|---|---|---|
| S39E01 | Helike - The Real Atlantis | Jan 10, 2002 |
| S39E02 | Volcano Hell | Jan 17, 2002 |
| S39E03 | Fatbusters | Jan 24, 2002 |
| S39E04 | The Lost Pyramids of Caral | Jan 31, 2002 |
| S39E05 | Death of the Iceman | Feb 7, 2002 |
| S39E06 | Parallel Universes | Feb 14, 2002 |
| S39E07 | The Dinosaur that Fooled the World | Feb 21, 2002 |
| S39E08 | The Fall of the World Trade Center | Mar 7, 2002 |
| S39E09 | Archimedes' Secret | Mar 14, 2002 |
| S39E10 | The Mystery of the Jurassic | Mar 28, 2002 |
| S39E11 | Killer Lakes | Apr 4, 2002 |
| S39E12 | The A6 Murder | May 16, 2002 |
| S39E13 | The England Patient | May 23, 2002 |
| S39E14 | Freak Wave | Nov 14, 2002 |
| S39E15 | Stone Age Columbus | Nov 21, 2002 |
| S39E16 | Homeopathy: The Test | Nov 26, 2002 |
| S39E17 | The Day the Earth Nearly Died | Dec 5, 2002 |
| S39E18 | The Secret of El Dorado | Dec 19, 2002 |
Season 40
| Episode | Title | Air date |
|---|---|---|
| S40E01 | The Mystery Of Easter Island | Jan 9, 2003 |
| S40E02 | Living Nightmare | Jan 16, 2003 |
| S40E03 | Averting Armageddon | Jan 23, 2003 |
| S40E04 | Dirty Bomb | Jan 30, 2003 |
| S40E05 | Sexual Chemistry (Update) | Feb 13, 2003 |
| S40E06 | The Day We Learned To Think | Feb 20, 2003 |
| S40E07 | Trial and Error | Feb 27, 2003 |
| S40E08 | Earthquake Storms | Mar 6, 2003 |
| S40E09 | Life On Mars (Update) | Mar 27, 2003 |
| S40E10 | The Secret Life Of Caves | Apr 3, 2003 |
| S40E11 | God On The Brain | Apr 17, 2003 |
| S40E12 | Flight 587 | May 8, 2003 |
| S40E13 | SARS: The True Story | May 29, 2003 |
| S40E14 | The Big Chill | Nov 13, 2003 |
| S40E15 | The Bible Code | Nov 20, 2003 |
| S40E16 | Last Flight of the Columbia | Nov 27, 2003 |
| S40E17 | The Hunt for an AIDS Vaccine | Dec 4, 2003 |
| S40E18 | Percy Pilcher's Flying Machine | Dec 11, 2003 |
| S40E19 | Time Trip | Dec 18, 2003 |
Season 41
| Episode | Title | Air date |
|---|---|---|
| S41E01 | The Demonic Ape | Jan 8, 2004 |
| S41E02 | The Moscow Theatre Siege | Jan 15, 2004 |
| S41E03 | The Atkins Diet | Jan 22, 2004 |
| S41E04 | Secrets of the Star Disc | Jan 29, 2004 |
| S41E05 | The Dark Secret of Hendrik Schön | Feb 5, 2004 |
| S41E06 | Feb 12, 2004 | |
| S41E07 | Diamond Labs | Mar 4, 2004 |
| S41E08 | Mar 11, 2004 | |
| S41E09 | Project Poltergeist | Mar 18, 2004 |
| S41E10 | The Truth of Troy | Mar 25, 2004 |
| S41E11 | The Truth About Vitamins | Sep 16, 2004 |
| S41E12 | King Solomon's Tablet of Stone | Sep 23, 2004 |
| S41E13 | Derek Tastes of Earwax | Sep 30, 2004 |
| S41E14 | Oct 7, 2004 | |
| S41E15 | Making Millions the Easy Way | Oct 14, 2004 |
| S41E16 | Saturn - Lord of the Rings | Oct 21, 2004 |
| S41E17 | The Hunt for the Supertwister | Oct 28, 2004 |
| S41E18 | Dr Money and the Boy with No Penis | Nov 4, 2004 |
Season 42
| Episode | Title | Air date |
|---|---|---|
| S42E01 | Global Dimming | Jan 13, 2005 |
| S42E02 | Einstein's Unfinished Symphony | Jan 20, 2005 |
| S42E03 | Einstein's Equation of Life and Death | Jan 27, 2005 |
| S42E04 | Living with ADHD | Mar 3, 2005 |
| S42E05 | Neanderthal | Feb 10, 2005 |
| S42E06 | An Experiment to Save the World | Feb 17, 2005 |
| S42E07 | Feb 24, 2005 | |
| S42E08 | The Lost Civilisation of Peru | Mar 3, 2005 |
| S42E09 | The Next Megaquake | May 22, 2005 |
| S42E10 | May 29, 2005 | |
| S42E11 | Malaria: Defeating the Curse | Jun 5, 2005 |
| S42E12 | Tsunami: Naming the Dead | Sep 1, 2005 |
| S42E13 | The Hawking Paradox | Sep 8, 2005 |
| S42E14 | The Mystery of the Human Hobbit | Sep 15, 2005 |
| S42E15 | Oct 6, 2005 | |
| S42E16 | Oct 6, 2005 | |
| S42E17 | Madagascar - A Treetop Odyssey | Oct 13, 2005 |
| S42E18 | Nov 10, 2005 | |
| S42E19 | The 7/7 Bombers: A Psychological Investigation | Dec 8, 2005 |
| S42E20 | The Ghost in Your Genes | Dec 15, 2005 |
Season 43
| Episode | Title | Air date |
|---|---|---|
| S43E01 | Space Tourists | Jan 12, 2006 |
| S43E02 | Waiting for a Heartbeat | Jan 19, 2006 |
| S43E03 | A War on Science | Jan 26, 2006 |
| S43E04 | The Lost City of New Orleans | Feb 2, 2006 |
| S43E05 | Most of Our Universe Is Missing | Feb 9, 2006 |
| S43E06 | Winning Gold in 2012 | Mar 18, 2006 |
| S43E07 | The Woman Who Thinks Like a Cow | Jun 8, 2006 |
| S43E08 | The Genius Sperm Bank | Jun 15, 2006 |
| S43E09 | Bye Bye Planet Pluto | Jun 22, 2006 |
| S43E10 | We Love Cigarettes | Jun 29, 2006 |
| S43E11 | Nuclear Nightmares | Jul 13, 2006 |
| S43E12 | Tutankhamun's Fireball | Jul 20, 2006 |
| S43E13 | Survivors Guide to Plane Crashes | Oct 3, 2006 |
| S43E14 | Chimps are People Too | Oct 10, 2006 |
| S43E15 | The Worlds First Face Transplant | Oct 17, 2006 |
| S43E16 | Human v2.0 | Oct 24, 2006 |
| S43E17 | The Great Robot Race | Oct 31, 2006 |
| S43E18 | Pandemic | Nov 7, 2006 |
| S43E19 | We are the Aliens | Nov 14, 2006 |
Season 44
| Episode | Title | Air date |
|---|---|---|
| S44E01 | My Pet Dinosaur | Mar 13, 2007 |
| S44E02 | The Elephant's Guide to Sex | Mar 20, 2007 |
| S44E03 | Prof Regan's Beauty Parlour | Mar 27, 2007 |
| S44E04 | Mad but Glad | Apr 3, 2007 |
| S44E05 | Moon for Sale | Apr 10, 2007 |
| S44E06 | Battle of the Brains | Apr 17, 2007 |
| S44E07 | Skyscraper Fire Fighters | Apr 24, 2007 |
| S44E08 | The Six Billion Dollar Experiment | May 1, 2007 |
| S44E09 | How to Commit the Perfect Murder | May 8, 2007 |
Season 45
| Episode | Title | Air date |
|---|---|---|
| S45E01 | How to Kill a Human Being | Jan 15, 2008 |
| S45E02 | Total Isolation | Jan 22, 2008 |
| S45E03 | Jan 29, 2008 | |
| S45E04 | Feb 5, 2008 | |
| S45E05 | How to Make Better Decisions | Feb 12, 2008 |
| S45E06 | How to Live to be 101 | Feb 19, 2008 |
| S45E07 | Prof. Regan's Supermarket Secrets | Feb 26, 2008 |
| S45E08 | Mar 4, 2008 | |
| S45E09 | Mar 18, 2008 | |
| S45E10 | Mar 25, 2008 | |
| S45E11 | The President's Guide to Science | Sep 16, 2008 |
| S45E12 | Nov 11, 2008 | |
| S45E13 | Nov 18, 2008 | |
| S45E14 | Jimmy's GM Food Fight | Nov 25, 2008 |
| S45E15 | Dec 2, 2008 | |
| S45E16 | Allergy Planet | Dec 9, 2008 |
| S45E17 | Dec 16, 2008 |
Season 46
| Episode | Title | Air date |
|---|---|---|
| S46E01 | Jan 26, 2009 | |
| S46E02 | Feb 3, 2009 | |
| S46E03 | Feb 10, 2009 | |
| S46E04 | Feb 17, 2009 | |
| S46E05 | The Secret Life of Your Bodyclock | Feb 24, 2009 |
| S46E06 | Mar 3, 2009 | |
| S46E07 | How to Survive a Disaster | Mar 10, 2009 |
| S46E08 | Mar 17, 2009 | |
| S46E09 | Mar 24, 2009 | |
| S46E10 | Alan and Marcus Go Forth and Multiply | Mar 31, 2009 |
| S46E11 | May 12, 2009 | |
| S46E12 | Dec 22, 2009 | |
| S46E13 | The Secret You | Dec 22, 2009 |
| S46E14 | Fix Me | Dec 22, 2009 |
| S46E15 | Dec 22, 2009 | |
| S46E16 | Dec 22, 2009 | |
| S46E17 | Dec 22, 2009 | |
| S46E18 | Dec 9, 2009 |
Season 47
| Episode | Title | Air date |
|---|---|---|
| S47E01 | Oct 13, 2009 | |
| S47E02 | The Secret You | Oct 20, 2009 |
| S47E03 | Fix Me | Oct 27, 2009 |
| S47E04 | Nov 3, 2009 | |
| S47E05 | Nov 10, 2009 | |
| S47E06 | Nov 17, 2009 | |
| S47E07 | The Secret Life of the Dog | Jan 6, 2010 |
| S47E08 | Jan 13, 2010 | |
| S47E09 | Pill Poppers | Jan 20, 2010 |
| S47E10 | Don't Grow Old | Feb 3, 2010 |
| S47E11 | To Infinity and Beyond | Feb 10, 2010 |
| S47E12 | Feb 17, 2010 | |
| S47E13 | Mar 2, 2010 | |
| S47E14 | Mar 9, 2010 |
Season 48
| Episode | Title | Air date |
|---|---|---|
| S48E01 | Back from the Dead | Sep 27, 2010 |
| S48E02 | Oct 4, 2010 | |
| S48E03 | Oct 11, 2011 | |
| S48E04 | Oct 18, 2010 | |
| S48E05 | Oct 25, 2010 | |
| S48E06 | Asteroids - The Good, the Bad and the Ugly | Nov 3, 2010 |
| S48E07 | Deepwater Disaster - The Untold Story | Nov 16, 2010 |
| S48E08 | Jan 10, 2011 | |
| S48E09 | Jan 17, 2011 | |
| S48E10 | Science Under Attack | Jan 24, 2011 |
| S48E11 | The Secret World of Pain | Jan 31, 2011 |
| S48E12 | Surviving a Car Crash | Feb 7, 2011 |
| S48E13 | How to Mend a Broken Heart | Feb 14, 2011 |
| S48E14 | Mar 1, 2011 | |
| S48E15 | Predators in Your Backyard | Mar 8, 2011 |
Season 49
| Episode | Title | Air date |
|---|---|---|
| S49E01 | Aug 8, 2011 | |
| S49E02 | Seeing Stars | Aug 15, 2011 |
| S49E03 | The Nine Months That Made You | Aug 22, 2011 |
| S49E04 | The Core | Aug 31, 2011 |
| S49E05 | Sep 7, 2011 | |
| S49E06 | Sep 14, 2011 | |
| S49E07 | Playing God | Jan 17, 2012 |
| S49E08 | The Truth About Exercise | Feb 28, 2012 |
| S49E09 | Solar Storms: The Threat to Planet Earth | Mar 6, 2012 |
| S49E10 | Mar 13, 2012 | |
| S49E11 | Global Weirding | Mar 27, 2012 |
| S49E12 | The Truth about Fat | Mar 20, 2012 |
| S49E13 | Defeating Cancer | Apr 10, 2012 |
Season 50
| Episode | Title | Air date |
|---|---|---|
| S50E01 | The Truth About Looking Young | Jul 23, 2012 |
| S50E02 | Mission to Mars | Jul 30, 2012 |
| S50E03 | Eat, Fast and Live Longer | Aug 6, 2012 |
| S50E04 | Aug 27, 2012 | |
| S50E05 | Sep 3, 2012 | |
| S50E06 | Defeating the Superbugs | Sep 10, 2012 |
| S50E07 | The Creative Brain: How Insight Works | Mar 14, 2013 |
| S50E08 | How to Avoid Mistakes in Surgery | Mar 21, 2013 |
| S50E09 | The Truth about Taste | Mar 28, 2013 |
| S50E10 | The Age of Big Data | Apr 4, 2013 |
| S50E11 | The Secret Life of the Cat | Jun 13, 2013 |
| S50E12 | Little Cat Diaries | Jun 14, 2013 |
| S50E13 | Fracking: The New Energy Rush | Jun 19, 2013 |
| S50E14 | Swallowed by a Black Hole | Jun 26, 2013 |
| S50E15 | Jul 3, 2013 | |
| S50E16 | The Truth About Personality | Jul 10, 2013 |
Season 51
| Episode | Title | Air date |
|---|---|---|
| S51E01 | Monitor Me | Aug 12, 2013 |
| S51E02 | Defeating the Hackers | Aug 19, 2013 |
| S51E03 | Dinosaurs: The Hunt for Life | Aug 26, 2013 |
| S51E04 | Sugar v Fat | Jan 29, 2014 |
| S51E05 | Swallowed by a Sink Hole | Feb 3, 2014 |
| S51E06 | Man on Mars - Mission to the Red Planet | Feb 10, 2014 |
| S51E07 | The Power of the Placebo | Feb 17, 2014 |
| S51E08 | How You Really Make Decisions | Feb 24, 2014 |
| S51E09 | Living with Autism | Apr 1, 2014 |
| S51E10 | Jun 17, 2014 | |
| S51E12 | Jul 17, 2014 |
Season 52
| Episode | Title | Air date |
|---|---|---|
| S52E01 | Aug 18, 2014 | |
| S52E02 | Aug 20, 2014 | |
| S52E03 | Allergies: Modern Life and Me | Aug 27, 2014 |
| S52E04 | Inside the Dark Web | Sep 3, 2014 |
| S52E05 | Ebola - The search for a cure | Sep 10, 2014 |
| S52E06 | Sep 29, 2014 | |
| S52E07 | Secrets of the Solar System | Mar 3, 2015 |
| S52E08 | Aftershock: The Hunt for Gravitational Waves | Mar 10, 2015 |
| S52E09 | Mar 17, 2015 | |
| S52E10 | 70 Million Animal Mummies: Egypt's Dark Secret | May 11, 2015 |
| S52E11 | May 20, 2015 | |
| S52E12 | The Trouble with Space Junk | Aug 5, 2015 |
| S52E13 | Aug 12, 2015 | |
| S52E14 | First Britons | Aug 19, 2015 |
| S52E15 | OCD: A Monster In My Mind | Aug 26, 2015 |
| S52E16 | Sep 2, 2015 | |
| S52E17 | Cosmic Dawn: The Real Moment of Creation | Sep 9, 2015 |
| S52E18 | Sep 16, 2015 |
Season 53
| Episode | Title | Air date |
|---|---|---|
| S53E01 | The Immortalist | Mar 16, 2016 |
| S53E02 | Project Greenglow - The Quest for Gravity Control | Mar 23, 2016 |
| S53E03 | The Mystery of Dark Energy | Mar 30, 2016 |
| S53E04 | Oceans of the Solar System | Apr 6, 2016 |
| S53E05 | The End of the Solar System | Apr 13, 2016 |
| S53E06 | Apr 17, 2016 | |
| S53E07 | How to Find Love Online | Apr 25, 2016 |
| S53E08 | Ice Station Antarctica | May 4, 2016 |
| S53E09 | Curing Alzheimer's | May 11, 2016 |
| S53E10 | May 22, 2016 | |
| S53E11 | Jun 7, 2016 | |
| S53E12 | Jul 19, 2016 | |
| S53E13 | Inside CERN | Aug 10, 2016 |
| S53E14 | My Amazing Twin | Aug 25, 2016 |
| S53E15 | The Lost Tribes of Humanity | Oct 12, 2016 |
| S53E16 | The Wildest Weather in the Universe | Oct 23, 2016 |
Season 54
| Episode | Title | Air date |
|---|---|---|
| S54E01 | Clean Eating: The Dirty Truth | Jan 19, 2017 |
| S54E02 | Hair Care Secrets | Jan 23, 2017 |
| S54E03 | ADHD and Me with Rory Bremner | Apr 25, 2017 |
| S54E04 | May 2, 2017 | |
| S54E05 | Strange Signals from Outer Space! | May 16, 2017 |
| S54E06 | Space Volcanoes | May 23, 2017 |
| S54E07 | Antarctica - Ice Station Rescue | Jun 7, 2017 |
| S54E08 | Cyber Attack - The Day the NHS Stopped | Jun 12, 2017 |
| S54E09 | 10 Things You Need to Know About the Future | Jun 19, 2017 |
| S54E10 | Dawn of the Driverless Car | Jun 29, 2017 |
| S54E11 | Dippy and the Whale | Jul 13, 2017 |
| S54E12 | Aug 29, 2017 | |
| S54E13 | Mars - A Traveller's Guide | Sep 12, 2017 |
| S54E14 | Goodbye Cassini - Hello Saturn | Sep 18, 2017 |
| S54E15 | Being Transgender | Sep 26, 2017 |
Season 55
| Episode | Title | Air date |
|---|---|---|
| S55E01 | My Amazing Brain: Richard's War | Feb 5, 2018 |
| S55E02 | Teenagers vs Cancer: A User's Guide | Jun 26, 2018 |
| S55E03 | How to Build a Time Machine | Jul 10, 2018 |
| S55E04 | Spina Bifida & Me | Jul 26, 2018 |
| S55E05 | Jupiter Revealed | Aug 7, 2018 |
| S55E06 | Stopping Male Suicide | Aug 22, 2018 |
| S55E07 | A Week Without Lying - The Honesty Experiment | Aug 29, 2018 |
| S55E08 | Oct 4, 2018 | |
| S55E09 | Oct 11, 2018 | |
| S55E10 | Avalanche: Making a Deadly Snowstorm | Oct 18, 2018 |
| S55E11 | Oct 25, 2018 | |
| S55E12 | Nov 1, 2018 | |
| S55E13 | Nov 21, 2018 |
Season 56
| Episode | Title | Air date |
|---|---|---|
| S56E01 | We Need to Talk about Death | Jan 23, 2019 |
| S56E02 | Jul 1, 2019 | |
| S56E03 | Jul 8, 2019 | |
| S56E04 | Inside the Social Network: Facebook's Difficult Year | Jul 16, 2019 |
| S56E05 | The 250 Million Pound Cancer Cure | Jul 22, 2019 |
| S56E06 | Aug 28, 2019 |
Season 57
| Episode | Title | Air date |
|---|---|---|
| S57E01 | Jan 16, 2020 | |
| S57E02 | Chris Packham: 7.7 Billion People And Counting | Jan 23, 2020 |
| S57E03 | Toxic Town: The Corby Poisonings | Mar 23, 2020 |
| S57E04 | The Restaurant that Burns Off Calories | Apr 20, 2020 |
| S57E05 | Hubble: The Wonders of Space Revealed | Apr 24, 2020 |
| S57E06 | The Great British Intelligence Test | May 4, 2020 |
| S57E07 | What's the Matter with Tony Slattery | May 21, 2020 |
| S57E08 | Pluto: Back From the Dead | Jul 6, 2020 |
Season 58
| Episode | Title | Air date |
|---|---|---|
| S58E01 | Feast to Save the Planet | Jan 4, 2021 |
| S58E02 | The Secret Science of Sewage | Mar 18, 2021 |
| S58E03 | Dolly: The Sheep That Changed the World | Nov 23, 2021 |
| S58E04 | The Vaccine | Jul 8, 2021 |
Season 59
| Episode | Title | Air date |
|---|---|---|
| S59E01 | How to Sleep Well with Michael Mosley | Mar 31, 2022 |
| S59E02 | Fergal Keane: Living with PTSD | May 9, 2022 |
| S59E03 | Making Sense of Cancer with Hannah Fry | Jun 2, 2022 |
| S59E04 | Super Telescope: Mission to the Edge of the Universe | Jul 14, 2022 |
Season 60
| Episode | Title | Air date |
|---|---|---|
| S60E01 | The Battle to Beat Malaria | Jul 22, 2024 |
Season 61
| Episode | Title | Air date |
|---|---|---|
| S61E01 | Confessions of a Brain Surgeon | Aug 18, 2025 |
| S61E02 | Disease X: Hunting the Next Pandemic | Sep 22, 2025 |
| S61E03 | Secrets of The Brain (1) | Sep 29, 2025 |
| S61E04 | Secrets of the Brain (2) | Oct 6, 2025 |
FAQ
How many seasons of Horizon are there?
Horizon has 61 seasons (1173 episodes).
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