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THE TOP FIVE
01
9.0
OCEANS OF THE SOLAR SYSTEM
S2016E04
02
7.5
HOW TO BUILD A TIME MACHINE
S2018E03
SERIES AVG
8.3
SEASONS
61
S1964
S1965
S1966
S1967
S1968
S1969
S1970
S1971
S1972
S1973
S1974
S1975
S1976
S1977
S1978
S1979
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S1981
S1982
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S1985
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S1988
S1989
S1990
S1991
S1992
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S1997
S1998
S1999
S2000
S2001
S2002
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S2004
S2005
S2006
S2007
S2008
S2009
S2010
S2011
S2012
S2013
S2014
S2015
S2016
S2017
S2018
S2019
S2020
S2021
S2022
S2025
S2026
E1
E2
E3
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E37
S1964E01 The World of Buckminster Fuller — unrated
S1964E02 Pesticides and Posterity — unrated
S1964E03 A Candle to Nature — unrated
S1964E04 Strangeness Minus Three — unrated
S1964E05 The Air of Science — unrated
S1964E06 The Knowledge Explosion — unrated
S1964E07 The Amateur Scientist — unrated
S1964E08 Tots and Quods and Woodgeries — unrated
S1964E09 Professor J.B.S. Haldane, Obituary — unrated
S1964E10 Science, Toys and Magic — unrated
S1965E01 Learning from Machines — unrated
S1965E02 The Technique of Change — unrated
S1965E03 Star Gazers — unrated
S1965E04 Science and Art — unrated
S1965E05 The Great Computer Scandal — unrated
S1965E06 Faster, Farther, Higher — unrated
S1965E07 Restless Genius — unrated
S1965E08 Other Side of the Pill — unrated
S1965E09 The Big Smoke — unrated
S1965E10 The Long Slide — unrated
S1965E11 Men and Sharks — unrated
S1965E12 The Sudden Light — unrated
S1965E13 Dr. Joseph Needham — unrated
S1965E14 Science Fiction: Science Fact? — unrated
S1965E15 Certain of Uncertainty — unrated
S1965E16 Time Stood Still — unrated
S1965E17 Fuel for the Future — unrated
S1965E18 Let Newton Be — unrated
S1965E19 Special Senses — unrated
S1965E20 An Affair of the Heart — unrated
S1965E21 10,000 Tombs — unrated
S1965E22 Toil, Sweat & Tears — unrated
S1965E23 The Big Dishes and the Living Stream — unrated
S1965E24 Boys on Bubbles — unrated
S1966E01 Windows of the Soul — unrated
S1966E02 The Troubled Mind — unrated
S1966E03 A Man of Two Visions — unrated
S1966E04 A Theory of the Earth — unrated
S1966E05 Route 128 — unrated
S1966E06 The Beginning of Life — unrated
S1966E07 So You Want to Be an Inventor? — unrated
S1966E08 Chance and Decay — unrated
S1966E09 Towers of Ilium — unrated
S1966E10 Man in Space — unrated
S1966E11 Destination Mars — unrated
S1966E12 Man Meets Duck — unrated
S1966E13 Where Must the Money Go? — unrated
S1966E14 Genes in Action — unrated
S1966E15 The Lonely Children — unrated
S1966E16 Man of Science — unrated
S1966E17 The Dolphins That Joined the Navy — unrated
S1966E18 M.I.T's ABC — unrated
S1966E19 Ten Years in the Antarctic — unrated
S1966E20 The Athlete — unrated
S1966E21 From Peenemünde to the Moon — unrated
S1966E22 Sex-Change? — unrated
S1966E23 The Structure of Life — unrated
S1966E24 Hand Me My Sword, Humphrey — unrated
S1967E01 Sons of Cain — unrated
S1967E02 How Best to Make a Man, How Best to Make a Scientist — unrated
S1967E03 Dynamo - The Life of Michael Faraday — unrated
S1967E04 Migraine — unrated
S1967E05 How Safe is Surgery? — unrated
S1967E06 The Shape of War to Come — unrated
S1967E07 Memory — unrated
S1967E08 Masters of the Desert — unrated
S1967E09 Cancer - The Smoker's Gamble — unrated
S1967E10 Science and the Supernatural — unrated
S1967E11 Hypnosis — unrated
S1967E12 The War of the Boffins — unrated
S1967E13 Aspects of Alcohol — unrated
S1967E14 Lords of the Sea — unrated
S1967E15 Will Art Last? — unrated
S1967E16 Air Safety - The Unknown Factor — unrated
S1967E17 The Life and Death of the Pine Processionary — unrated
S1967E18 Koestler on Creativity — unrated
S1967E19 The World of Ted Serios — unrated
S1967E20 Professor in Toyland — unrated
S1968E01 An Ingenious Man - Sir H. John Baker — unrated
S1968E02 Man's Best Friend — unrated
S1968E03 Once a Junkie — unrated
S1968E04 Towns, Traffic and Tomorrow — unrated
S1968E05 The Man Makers — unrated
S1968E06 Man in Search of Himself — unrated
S1968E07 Investigating Murder — unrated
S1968E08 The Equation of Murder — unrated
S1968E09 The Lindemann Enigma — unrated
S1968E10 From Field to Factory — unrated
S1968E11 Comfort on Aging — unrated
S1968E12 Experiments in War — unrated
S1968E13 African Medicine — unrated
S1968E14 The Broken Bridge — unrated
S1968E15 Children Without Words — unrated
S1968E16 Computer Revolution — unrated
S1968E17 The Doctor's Dilemma — unrated
S1968E18 In the Matter of Dr. Alfred Nobel — unrated
S1968E19 Wheels Within Wheels — unrated
S1968E20 Black Man, White Science — unrated
S1968E21 Hidden World — unrated
S1968E22 The Talgai Skull — unrated
S1968E23 Phantasmagoria: The Magic Lantern — unrated
S1969E01 Inside Every Fat Man — unrated
S1969E02 If Only They Could Speak — unrated
S1969E03 The Miraculous Wonder: The Human Eye — unrated
S1969E04 The Years of the Locust — unrated
S1969E05 The Gifted Child — unrated
S1969E06 The Last of the Polymaths — unrated
S1969E07 Music and the Mind — unrated
S1969E08 Report on V.D. — unrated
S1969E09 A True Madness — unrated
S1969E10 Extra Sensory Perception — unrated
S1969E11 The Drift from Science — unrated
S1969E12 Powers of Persuasion — unrated
S1969E13 The View from Space — unrated
S1969E14 The Unborn Patient — unrated
S1969E15 King Solomon's Garden — unrated
S1969E16 Muck Today, Poison Tomorrow — unrated
S1969E17 Shark — unrated
S1969E18 Technology and Self-Determination — unrated
S1969E19 After Apollo — unrated
S1969E20 Discovery — unrated
S1969E21 Machines and People — unrated
S1969E22 Science on Safari — unrated
S1969E23 The Problem of Pain — unrated
S1969E24 Four Fast Legs and a Nose — unrated
S1969E25 Father of the Man — unrated
S1969E26 Master of the Microscope — unrated
S1969E27 C.E.R.N. — unrated
S1969E28 Snap, Crackle and Bang — unrated
S1969E29 Cancer Now — unrated
S1969E30 There's a Rhino in My Sugar — unrated
S1969E31 Fit to Live — unrated
S1969E32 Don't Cackle, Lay Eggs — unrated
S1969E33 How Much Do You Drink? — unrated
S1969E34 A Game of War — unrated
S1969E35 Bread — unrated
S1969E36 For the Safety of Mankind — unrated
S1970E01 Just Another World — unrated
S1970E02 Henry Royce, Mechanic — unrated
S1970E03 A Disease of Our Time - Stress — unrated
S1970E04 A Disease of Our Time - Heart Attacks — unrated
S1970E05 Sex and Sexuality — unrated
S1970E06 Whose Coast? — unrated
S1970E07 A Much Wanted Child — unrated
S1970E08 The Expert Witness — unrated
S1970E09 After the Iron Age — unrated
S1970E10 Let the Therapy Fit the Crime — unrated
S1970E11 The World Outside — unrated
S1970E12 In the Beginning Was the Word — unrated
S1970E13 The Drifting of the Continents — unrated
S1970E14 A Case of Priority — unrated
S1970E15 The Fretful Elements — unrated
S1970E16 One Man's Meat — unrated
S1970E17 Only Skin Deep — unrated
S1970E18 Wolves and Wolfmen — unrated
S1970E19 A Measure of Uncertainty — unrated
S1970E20 The Manhunters — unrated
S1970E21 Don't Get Sick in America — unrated
S1970E22 Crown of Thorns — unrated
S1970E23 Noah's Ark in Kensington — unrated
S1970E24 Virus — unrated
S1970E25 Water, Water — unrated
S1970E26 All Creatures Great and Small — unrated
S1970E27 Child for a Lifetime — unrated
S1970E28 Something for Our Children — unrated
S1970E29 Million Ton Tanker — unrated
S1970E30 The Insect War — unrated
S1970E31 The Savage Mind — unrated
S1970E32 Tanks — unrated
S1970E33 Mind the Machine — unrated
S1970E34 Square Pegs — unrated
S1970E35 The City That Waits to Die — unrated
S1970E36 The Man Who Talks to Frogs — unrated
S1970E37 The Gargantuan Triumph of Science — unrated
S1971E01 Wildlife - The Last Great Battle — unrated
S1971E02 Great Ormond Street — unrated
S1971E03 A Bulldozer Through Heaven — unrated
S1971E04 Rumors of War — unrated
S1971E05 I'm Dependent - You're Addicted — unrated
S1971E06 Kuru - To Tremble with Fear — unrated
S1971E07 Due to a Lack of Interest, Tomorrow Has Been Canceled — unrated
S1971E08 What Kind of Doctor? — unrated
S1971E09 Nice Sort of Accident to Have — unrated
S1971E10 The Wood — unrated
S1971E11 The Measure of a Man — unrated
S1971E12 Three Score Years and Then? — unrated
S1971E13 Darwin's Bulldog — unrated
S1971E14 The Secret — unrated
S1971E15 What Every Girl Should Know — unrated
S1971E16 Tastes of Food to Come — unrated
S1971E17 Looking for a Happy Landing — unrated
S1971E18 A Case of Depression — unrated
S1971E19 The Total War Machine — unrated
S1971E20 The Dinosaur Hunters — unrated
S1971E21 Your Country Needs You — unrated
S1971E22 Rheumatism — unrated
S1971E23 If at First You Don't Succeed...You Don't Succeed — unrated
S1971E24 One Liverpool or Two? — unrated
S1971E25 Rutherford, Cavendish — unrated
S1971E26 The Fierce People — unrated
S1971E27 The Men Who Painted Caves — unrated
S1971E28 The Crab Nebula — unrated
S1971E29 Can Venice Survive? — unrated
S1971E30 Willingly to School — unrated
S1971E31 Periscope War — unrated
S1971E32 Patently Absurd — unrated
S1972E01 The Missing Link — unrated
S1972E02 Navajo - The Last Red Indians — unrated
S1972E03 How Much Do You Smell? — unrated
S1972E04 Parasite of Paradise — unrated
S1972E05 The Day It Rained Periwinkles — unrated
S1972E06 Are You Doing This for Me, Doctor? — unrated
S1972E07 How They Sold Doomsday — unrated
S1972E08 For Love or Money — unrated
S1972E09 Whales, Dolphins and Men — unrated
S1972E10 What is Race? — unrated
S1972E11 Man-Made Lakes in Africa — unrated
S1972E12 Survival in the Sahara — unrated
S1972E13 Mind Over Body — unrated
S1972E14 Out of Volcanoes — unrated
S1972E15 The Wizard Who Spat on the Floor — unrated
S1972E16 Rail Crash — unrated
S1972E17 Do You Dig National Parks? — unrated
S1972E18 Sorry I Opened My Mouth — unrated
S1972E19 The Way We Move — unrated
S1972E20 The Life That Lives on Man — unrated
S1972E21 Sex Can Be a Problem — unrated
S1972E22 The Surgery of Violence — unrated
S1972E23 Hospital, 1922 — unrated
S1972E24 When Polar Bears Swam in the Thames — unrated
S1972E25 The Making of the English Landscape — unrated
S1972E26 Shadows of Bliss — unrated
S1972E27 Billion Marsh — unrated
S1972E28 Do You Sincerely Want a Long Life? — unrated
S1972E29 The Making of a Natural History Film — unrated
S1972E30 Fire — unrated
S1972E31 Alaskan Pipe Dream — unrated
S1972E32 Their Life in Your Hands — unrated
S1972E33 Navigating Europe — unrated
S1973E01 Epidemic — unrated
S1973E02 Worlds in Collision — unrated
S1973E03 The Military Necessity — unrated
S1973E04 The Curtain of Silence — unrated
S1973E05 Crime Lab — unrated
S1973E06 When the Breeding Has to Stop — unrated
S1973E07 Science is Dead, Long Live Science — unrated
S1973E08 ...And Where Will the Children Play? — unrated
S1973E09 Acupuncture: A Chinese Puzzle — unrated
S1973E10 What Time is Your Body? — unrated
S1973E11 Survival of the Weakest — unrated
S1973E12 Red Sea Coral and the Crown of Thorns — unrated
S1973E13 Lumbered with Back-Ache! — unrated
S1973E14 Airport — unrated
S1973E15 Do You Remember the Memory Man? — unrated
S1973E16 What a Waste! — unrated
S1973E17 The Laws of the Land — unrated
S1973E18 Do We Really Need the Railways? — unrated
S1973E19 The Telly of Tomorrow — unrated
S1973E20 The Rat Man — unrated
S1973E21 How Does It Hurt? — unrated
S1973E22 A Scientist Looks at Religion — unrated
S1973E23 In Search of Konrad Lorenz — unrated
S1973E24 Stretch Up Tall — unrated
S1973E25 Gilding the Lily — unrated
S1973E26 Black Holes of Gravity — unrated
S1973E27 What's So Big About Us? — unrated
S1973E28 The Steadfast Tin Soldier — unrated
S1973E29 Carry on Smoking — unrated
S1973E30 Air Crash Detective — unrated
S1973E31 An Element of Mystery — unrated
S1973E32 Digging Up the Future — unrated
S1973E33 Kula, a Reason for Giving — unrated
S1974E01 A Matter of Self-Defense — unrated
S1974E02 Bird Brain - The Mystery of Bird Navigation — unrated
S1974E03 Never Too Late to Learn — unrated
S1974E04 The Great Fish Hunt — unrated
S1974E05 Pedal Power — unrated
S1974E06 The Writing on the Wall — unrated
S1974E07 Where Did the Colorado Go? — unrated
S1974E08 The Future Goes Boom — unrated
S1974E09 Fusion: The Energy Promise — unrated
S1974E10 The First Ten Years — unrated
S1974E11 This Yankee Dodge Beats Mesmerism Hollow — unrated
S1974E12 The Hunting of the Quark — unrated
S1974E13 A Noah's Ark for Europe — unrated
S1974E14 Bridges: When It Comes to the Crunch — unrated
S1974E15 Search for Life — unrated
S1974E16 The Secrets of Sleep — unrated
S1974E17 Who Needs Skills? — unrated
S1974E18 Hills of Promise — unrated
S1974E19 The Race for the Double Helix — unrated
S1974E20 The Immigrant Doctors — unrated
S1974E21 Mines, Minerals and Men — unrated
S1974E22 What Price Steak? — unrated
S1974E23 Listen and Be Loyal — unrated
S1974E24 Adam or Eve? — unrated
S1974E25 An Unholy Scramble — unrated
S1974E26 Do as You Are Told — unrated
S1974E27 The First Signs of Washoe — unrated
S1974E28 The Other Way — unrated
S1974E29 Joey — unrated
S1974E30 The Neglected Harvest — unrated
S1974E31 How on Earth Did They Do That? — unrated
S1974E32 The Lysenko Affair — unrated
S1975E01 The Cleanest Place in the World — unrated
S1975E02 The Killer Dust — unrated
S1975E03 A Time to Be Born — unrated
S1975E04 The Unsafe Sea — unrated
S1975E05 The Change of Life — unrated
S1975E06 Project Fido — unrated
S1975E07 The Long, Long Walkabout — unrated
S1975E08 The Overworked Miracle — unrated
S1975E09 Not the Cheapest, But the Best — unrated
S1975E10 A Spoonful of Roughage — unrated
S1975E11 Brain Poison — unrated
S1975E12 The Bulldog's Last Bark — unrated
S1975E13 Benjamin — unrated
S1975E14 The McMaster Experiment — unrated
S1975E15 The Glazed Outlook — unrated
S1975E16 The Three Chord Trick — unrated
S1975E17 The Cleanest Place in the World — unrated
S1975E18 Strange Sleep — unrated
S1975E19 The Greatest Advance Since the Wheel? — unrated
S1975E20 How Do You Read? — unrated
S1975E21 The Sickly Sea — unrated
S1975E22 Happy Catastrophe — unrated
S1975E23 To Die, to Live - The Survivors of Hiroshima — unrated
S1975E24 Cannabis — unrated
S1975E25 Meditation and the Mind — unrated
S1975E26 The Trobriand Experiment — unrated
S1976E01 The Transplant Experience — unrated
S1976E02 Intimate Strangers — unrated
S1976E03 A Fair Share of What Little We Have — unrated
S1976E04 The Incredible Machine — unrated
S1976E05 King Coal Revived — unrated
S1976E06 A Question of Trust — unrated
S1976E07 The Case of the Bermuda Triangle — unrated
S1976E08 The Lords of the Labyrinth — unrated
S1976E09 Inside the Shark — unrated
S1976E10 The Chemical Dream — unrated
S1976E11 The Edelin Affair — unrated
S1976E12 The World of Margaret Mead — unrated
S1976E13 The Pathway from Madness — unrated
S1976E14 Geronimo's Children — unrated
S1976E15 The Vision of the Blind — unrated
S1976E16 A Lesson for Teachers — unrated
S1976E17 Why Did Stuart Die? — unrated
S1976E18 The Planets — unrated
S1976E19 The Children of Peru — unrated
S1976E20 Dying — unrated
S1976E21 The Great British Drought — unrated
S1976E22 A Home Like Ours... A Story of Four Children — unrated
S1976E23 What's Wrong with the Sun? — unrated
S1976E24 The Bull's Eye War — unrated
S1976E25 The Hot-Blooded Dinosaurs — unrated
S1976E26 Billion Dollar Bubble — unrated
S1976E27 The Selfish Gene — unrated
S1976E28 A Child of Our Own — unrated
S1976E29 Secrets of a Coral Island — unrated
S1976E30 The Long Valley — unrated
S1976E31 Half-Way to 1984 — unrated
S1976E32 The Mystery of King Arthur and His Round Table — unrated
S1977E01 A Smile for a Crocodile — unrated
S1977E02 The Pill for the People — unrated
S1977E03 The Ape That Stood Up — unrated
S1977E04 The Human Animal — unrated
S1977E05 The Guinea Pig and the Law — unrated
S1977E06 Hunters of the Seal — unrated
S1977E07 The Red Planet — unrated
S1977E08 One of Nature's Hotels — unrated
S1977E09 Dawn of the Solar Age — unrated
S1977E10 Genetic Roulette — unrated
S1977E11 The Amazing Doctor Newton — unrated
S1977E12 The Trouble with Medicine — unrated
S1977E13 Silent Speech — unrated
S1977E14 The Green Machine — unrated
S1977E15 Horizon 2002 — unrated
S1977E16 The River That Came Clean — unrated
S1977E17 Blueprints in the Bloodstream — unrated
S1977E18 40 Years of Murder — unrated
S1977E19 Darwin's Dream — unrated
S1977E20 The Cry for Help — unrated
S1977E21 The Sunspot Mystery — unrated
S1977E22 The Rhine's Revenge — unrated
S1977E23 Icarus' Children — unrated
S1977E24 The Healing Nightmare — unrated
S1977E25 The Great Wine Revolution — unrated
S1978E01 Living Machines — unrated
S1978E02 A Land for All Reasons — unrated
S1978E03 I Don't Want to Be a Burden — unrated
S1978E04 Zero G — unrated
S1978E05 The Message in the Rocks — unrated
S1978E06 The Eddystone Lights — unrated
S1978E07 Light of the 21st Century — unrated
S1978E08 The New Breadline — unrated
S1978E09 Now the Chips Are Down — unrated
S1978E10 Explosions in the Mind — unrated
S1978E11 One Small Step — unrated
S1978E12 The Tsetse Trap — unrated
S1978E13 A Whisper from Space — unrated
S1978E14 Prisoners of Hope — unrated
S1978E15 On a Different Track — unrated
S1978E16 Careering Into Science — unrated
S1978E17 Cashing In on the Ocean — unrated
S1978E18 Bags of Life — unrated
S1978E19 Innocent Slaughter — unrated
S1978E20 The Beersheva Experiment — unrated
S1978E21 Divers Do It Deeper — unrated
S1978E22 The Big Sleep — unrated
S1978E23 The Vital Spark — unrated
S1978E24 The Red Deer of Rhum — unrated
S1979E01 The Forever Fuel — unrated
S1979E02 In Search of Pegasus — unrated
S1979E03 The Keys of Paradise — unrated
S1979E04 Sweet Solutions — unrated
S1979E05 Bronze Age Blast-Off — unrated
S1979E06 The Real Bionic Man — unrated
S1979E07 A Mediterranean Prospect — unrated
S1979E08 Elements of Risk — unrated
S1979E09 Mr. Ludwig's Tropical Dreamland — unrated
S1979E10 Where Nothing Happens Twice — unrated
S1979E11 Journey Through the Human Body — unrated
S1979E12 The Fight to Be Male — unrated
S1979E13 The Robots Are Coming — unrated
S1979E14 Mexican Oil Dance — unrated
S1979E15 Tracks on the Oregon Trail — unrated
S1979E16 The Race to Reshape Cars — unrated
S1979E17 Dragnet for Diabetes — unrated
S1979E18 The Lost Waters of the Nile — unrated
S1979E19 Survival of the Fastest — unrated
S1979E20 A Touch of Sensitivity — unrated
S1979E21 A Treasury of Trees — unrated
S1979E22 Darkness Visible — unrated
S1979E23 Uranium Goes Critical — unrated
S1979E24 The Fat in the Fire — unrated
S1979E25 Decade — unrated
S1980E01 The Ghost of the Amoco Cadiz — unrated
S1980E02 You Are Old, Father William — unrated
S1980E03 Cleared for Takeoff — unrated
S1980E04 A Sporting Chance — unrated
S1980E05 Cancer Detectives of Lin Xian — unrated
S1980E06 The Big If... — unrated
S1980E07 Cash from Trash — unrated
S1980E08 Encounter with Jupiter — unrated
S1980E09 Portrait of a Poison — unrated
S1980E10 Magnet Earth — unrated
S1980E11 Goodbye Gutenberg — unrated
S1980E12 Invasion of the Virions — unrated
S1980E13 Beyond the Milky Way — unrated
S1980E14 Little Boxes — unrated
S1980E15 The Other Kenya — unrated
S1980E16 Moving Still — unrated
S1980E17 The Way Out — unrated
S1980E18 The Dead Sea Lives — unrated
S1980E19 Once in a Million Years — unrated
S1980E20 Smoker's Luck — unrated
S1980E21 Behind the Horoscope — unrated
S1980E22 The Mondragon Experiment — unrated
S1980E23 The Spike — unrated
S1980E24 The Slatemakers — unrated
S1980E25 Anatomy of a Volcano — unrated
S1981E01 Spend and Prosper — unrated
S1981E02 A Whole New Medicine — unrated
S1981E03 The Qualyub Project — unrated
S1981E04 No-One Will Take Me Seriously — unrated
S1981E05 Living with Dying — unrated
S1981E06 A is for Atom, B is for Bomb — unrated
S1981E07 Who Will Deliver Your Baby? — unrated
S1981E08 West of Bangalore — unrated
S1981E09 Gentlemen, Lift Your Skirts — unrated
S1981E10 Hello Universe! — unrated
S1981E11 Voices from Silent Hands — unrated
S1981E12 Did Darwin Get It Wrong? — unrated
S1981E13 East of Bombay — unrated
S1981E14 Resolution on Saturn - The Rings — unrated
S1981E15 Resolution on Saturn - The Moons — unrated
S1981E16 Heads I Win, Tails You Lose — unrated
S1981E17 The Hunt for the Legion Killer — unrated
S1981E18 Breaking in Children — unrated
S1981E19 The Grid — unrated
S1981E20 Butterflies or Barley? — unrated
S1981E21 Science for the People — unrated
S1981E22 The Race to Ruin — unrated
S1981E23 Death of the Dinosaurs — unrated
S1981E24 The Pleasure of Finding Things Out — unrated
S1981E25 The Cornucopia — unrated
S1981E26 The Race Against Time — unrated
S1981E27 Painting by Numbers — unrated
S1982E01 The Secret of the Snake — unrated
S1982E02 Finding a Voice — unrated
S1982E03 The Sea Beyond the Dunes — unrated
S1982E04 Whatever Happened to the Energy Crisis? — unrated
S1982E05 Notes of a Biology Watcher — unrated
S1982E06 The Cline Affair — unrated
S1982E07 The Million Murdering Death — unrated
S1982E08 Shots in the Dark — unrated
S1982E09 The Victims — unrated
S1982E10 The Future - Made in Japan? — unrated
S1982E11 The Private Face of Medicine — unrated
S1982E12 The Fatal Bargain — unrated
S1982E13 The Miracle of Life — unrated
S1982E14 The Case of the UFOs — unrated
S1982E15 A Killing Rain — unrated
S1982E16 Intimate Relations — unrated
S1982E17 The Scientist and the Baby — unrated
S1982E18 Brave New Babies? — unrated
S1982E19 The Professor of Surgery — unrated
S1982E20 The Chopper — unrated
S1982E21 The State of the Planet — unrated
S1982E22 The Mysterious Mr. Tesla — unrated
S1983E01 Sizewell Under Pressure — unrated
S1983E02 The Tropical Time Machine — unrated
S1983E03 The Geneva Event — unrated
S1983E04 How Much Can You Drink? — unrated
S1983E05 Talking Turtle — unrated
S1983E06 What Little Girls Are Made of — unrated
S1983E07 British Science - On the Wrong Track? — unrated
S1983E08 The Great Plains Massacre — unrated
S1983E09 Hard Rock — unrated
S1983E10 Better Mind the Computer — unrated
S1983E11 Madness on Trial — unrated
S1983E12 Sixty Minutes to Meltdown — unrated
S1983E13 Killer in the Village — unrated
S1983E14 The Case of ESP — unrated
S1983E15 The Artificial Heart — unrated
S1983E16 Dr. Priestley and the Breath of Life — unrated
S1983E17 Professor Hawking's Universe — unrated
S1983E18 The Cruel Choice — unrated
S1983E19 A Child's Guide to Languages — unrated
S1983E20 China's Child — unrated
S1983E21 The Earthquake Connection — unrated
S1983E22 Prisoner or Patient? — unrated
S1983E23 Cancer - The Pattern in the Genes — unrated
S1983E24 The Academy — unrated
S1984E01 The Intelligence Man — unrated
S1984E02 Microworld! — unrated
S1984E03 A New Green Revolution? — unrated
S1984E04 Spies in the Wires — unrated
S1984E05 Valley of the Inca — unrated
S1984E06 The Conquest of Parasites — unrated
S1984E07 Reflections on a River — unrated
S1984E08 A Normal Face — unrated
S1984E09 Prisoners of Incest — unrated
S1984E10 Signs of the Apes, Songs of the Whales — unrated
S1984E11 Professor Bonner and the Slime Moulds — unrated
S1984E12 The Mind of a Murderer - The Case of the Hillside Strangler — unrated
S1984E13 The Mind of a Murderer - The Mask of Madness — unrated
S1984E14 A Cruel Inheritance — unrated
S1984E15 The Malvern Link — unrated
S1984E16 Contented Cows and Other Animals — unrated
S1984E17 Picking Winners — unrated
S1984E18 The Brain Puzzle — unrated
S1984E19 Global Village — unrated
S1984E20 Ivan — unrated
S1984E21 A Mathematical Mystery Tour — unrated
S1984E22 Supercharged — unrated
S1985E01 Colourful Notions — unrated
S1985E02 A World of Their Own — unrated
S1985E03 Decoding Danebury — unrated
S1985E04 A Mission to Heal — unrated
S1985E05 The Mystery of the Left Hand — unrated
S1985E06 The Theatre of War — unrated
S1985E07 The Careful Predator — unrated
S1985E08 What Einstein Never Knew — unrated
S1985E09 Eurekaaargh! — unrated
S1985E10 Careering On — unrated
S1985E11 How to Film the Impossible — unrated
S1985E12 The Food Allergy War — unrated
S1985E13 The Goddess of the Earth — unrated
S1985E14 IRAS - The Supercooled Eye — unrated
S1985E15 A Prize Discovery — unrated
S1986E01 Are You a Racist? — unrated
S1986E02 Genesis — unrated
S1986E03 Bitter Cold — unrated
S1986E04 The Mould, the Myth and the Microbe — unrated
S1986E05 Outbreak: The Microbe Masters the Mould — unrated
S1986E06 The Wrong Stuff — unrated
S1986E07 Science...Fiction? — unrated
S1986E08 The Children of Eve — unrated
S1986E09 The New Face of Leprosy — unrated
S1986E10 Hi-Tech a la Francaise — unrated
S1986E11 In the Wake of HMS Sheffield — unrated
S1986E12 AIDS: A Strange and Deadly Virus — unrated
S1986E13 The Case of the Frozen Addicts — unrated
S1986E14 Nice Guys Finish First — unrated
S1986E15 The Men Who Bottled a Cow — unrated
S1986E16 Twice Five Plus the Wings of a Bird — unrated
S1986E17 What Makes an Animal Smart? — unrated
S1986E18 A Handful of Sugar with a Pinch of Salt — unrated
S1986E19 Uranus Encounter — unrated
S1986E20 Who Built Stonehenge? — unrated
S1986E21 Battered Baby - From Generation to Generation — unrated
S1986E22 Battered Baby - Breaking the Chain — unrated
S1986E23 Doctors to Be — unrated
S1987E01 The Twentyfive Hour Clock — unrated
S1987E02 The Search for the Disappeared — unrated
S1987E03 The Blind Watchmaker — unrated
S1987E04 Riding the Stack — unrated
S1987E05 Bruno Bettelheim: The Man Who Cared for Children — unrated
S1987E06 Bruno Bettelheim: A Sense of Surviving — unrated
S1987E07 Energy from Outer Space — unrated
S1987E08 The Return of the Osprey — unrated
S1987E09 Can AIDS Be Stopped — unrated
S1987E10 Police Stress: The John Wayne Syndrome — unrated
S1987E11 To Engineer is Human — unrated
S1987E12 The Magma Chamber — unrated
S1987E13 Broken Images — unrated
S1987E14 Trial Babies — unrated
S1987E15 After Chernobyl - Closer to Home — unrated
S1987E16 Life Story — unrated
S1987E17 Making Sex Pay — unrated
S1987E18 The Anthropic Principle — unrated
S1987E19 Aircrash: The Burning Issue — unrated
S1987E20 The Riddle of the Joints — unrated
S1987E21 To Catch a Falling Star — unrated
S1987E22 In the Light of New Information — unrated
S1987E23 Janice's Choice — unrated
S1988E01 The Transplanted Brain — unrated
S1988E02 Death of a Star — unrated
S1988E03 Playing with Madness — unrated
S1988E04 The Canal in the Jungle — unrated
S1988E05 Death of the Working Classes — unrated
S1988E06 The Greenhouse Effect — unrated
S1988E07 Struggling for Control — unrated
S1988E08 Thinking — unrated
S1988E09 Patients on Trial — unrated
S1988E10 Purple Warrior - Rules of Engagement — unrated
S1988E11 Purple Warrior - Limited War — unrated
S1988E12 The Heart of Another — unrated
S1988E13 Easter Island - The Secrets — unrated
S1988E14 Easter Island - The Story — unrated
S1988E15 Doctors to Be - Trial by Interview — unrated
S1988E16 Doctors to Be - The Knowledge — unrated
S1988E17 Doctors to Be - Welcome to the Real World — unrated
S1988E18 Cancer at Bay — unrated
S1988E19 Traces of Murder — unrated
S1988E20 The Hope of Progress — unrated
S1988E21 A Newsday Revolution — unrated
S1988E22 A Good Test? — unrated
S1988E23 Superconductor - The Race for the Prize — unrated
S1988E24 Believe Me — unrated
S1988E25 The Quest for Tannu Tuva — unrated
S1989E01 The Book of Man — unrated
S1989E02 The Poison That Waits — unrated
S1989E03 Perils of the Deep — unrated
S1989E04 Smart Weapons — unrated
S1989E05 Wasting the Alps — unrated
S1989E06 In the Last Resort — unrated
S1989E07 Gaze in Wonder — unrated
S1989E08 In My Lifetime? — unrated
S1989E09 Concerto — unrated
S1989E10 Black Schizophrenia — unrated
S1989E11 Trial in the Jungle — unrated
S1989E12 Who Will Make Me Better? — unrated
S1989E13 A Wonderful Life — unrated
S1989E14 Why Buildings Make You Sick — unrated
S1989E15 Jubilee — unrated
S1989E16 Crash — unrated
S1989E17 The New Sixth Sense — unrated
S1989E18 Clive Sinclair: The Anatomy of an Inventor — unrated
S1989E19 Newpin: A Lifetime — unrated
S1989E20 Time of Darkness — unrated
S1990E01 Oil Spill — unrated
S1990E02 Medicine 2000 — unrated
S1990E03 Food Irradiation: Would You Buy It? — unrated
S1990E04 From Earth to Miranda — unrated
S1990E05 Encounter with Neptune — unrated
S1990E06 Guess What's Coming to Dinner? — unrated
S1990E07 The First 14 Days — unrated
S1990E08 The 10,000 Year Test — unrated
S1990E09 Hurricane! — unrated
S1990E10 The Britannic Greenhouse — unrated
S1990E11 Cold Fusion — unrated
S1990E12 The Quake of '89 - The Final Warning? — unrated
S1990E13 The Sharpest Show of the Universe — unrated
S1990E14 The Company of Ants and Bees — unrated
S1990E15 The Intelligent Island — unrated
S1990E16 Legacy of a Volcano — unrated
S1990E17 Do Cows Make You Mad? — unrated
S1990E18 The Child Mothers — unrated
S1990E19 Signs of Life — unrated
S1990E20 AIDS: A Quest for a Cure — unrated
S1991E01 Sudden Death — unrated
S1991E02 Keen as Mustard — unrated
S1991E03 Smokers Can Harm Your Health — unrated
S1991E04 Coming In from the Cold — unrated
S1991E05 Small Problems with the Mirror — unrated
S1991E06 Two Weeks to Save the Earth — unrated
S1991E07 California Dreaming — unrated
S1991E08 The Day the Earth Melted — unrated
S1991E09 The Curse of Karash — unrated
S1991E10 Playing at Noah — unrated
S1991E11 Cashing in on Paradise — unrated
S1991E12 The Terracotta Time Machine — unrated
S1991E13 Measuring the Roof of the World — unrated
S1991E14 The First Americans — unrated
S1991E15 Inside Chernobyl's Sarcophagus — unrated
S1991E16 Colonising Cyberspace — unrated
S1991E17 Emerging Viruses — unrated
S1991E18 Camelford - A Bitter Aftertaste — unrated
S1991E19 Of Big Bangs, Stick Men and Galactic Holes — unrated
S1991E20 Food for Thought — unrated
S1991E21 The Long Road to the West — unrated
S1991E22 Half Hearted About Semi-Skimmed — unrated
S1991E23 T-Rex Exposed — unrated
S1992E01 The Shadow of Breast Cancer — unrated
S1992E02 Pest Wars — unrated
S1992E03 Molecules with Sunglasses — unrated
S1992E04 In Search of the Noble Savage — unrated
S1992E05 Malaria: Battle of the Merozoites — unrated
S1992E06 The Black Sun — unrated
S1992E07 Hitler's Bomb — unrated
S1992E08 An Expensive Theology — unrated
S1992E09 The Strange Life and Death of Dr. Turing — unrated
S1992E10 Hot Jam in the Doughnut — unrated
S1992E11 A Diet for a Lifetime — unrated
S1992E12 Before Babel — unrated
S1992E13 The Man Who Moved the Mountains — unrated
S1992E14 Iceman — unrated
S1992E15 Taking the Credit — unrated
S1992E16 Fast Life in the Food Chain — unrated
S1992E17 Dodging Doomsday — unrated
S1992E18 A Question of Sport... — unrated
S1992E19 Genes R Us — unrated
S1993E01 Awakening the Frozen Addicts — unrated
S1993E02 Cheating Time — unrated
S1993E03 TB - The Forgotten Plague — unrated
S1993E04 No Ordinary Genius (1) — unrated
S1993E05 No Ordinary Genius (2) — unrated
S1993E06 Mars Alive — unrated
S1993E07 Suggers, Fruggers and Data-Muggers — unrated
S1993E08 The Pyramid Builders — unrated
S1993E09 Here Be Monsters — unrated
S1993E10 Iceman (Update) — unrated
S1993E11 Whatever Happened to Star Wars — unrated
S1993E12 Resurrecting the Dead Sea Scrolls — unrated
S1993E13 Dante Goes to Hell — unrated
S1993E14 Ghosts in the Dinosaur Graveyard — unrated
S1993E15 The New Alchemists — unrated
S1993E16 Allergic to the 20th Century — unrated
S1993E17 Wot U Looking At? — unrated
S1993E18 The Electronic Frontier — unrated
S1993E19 A Vital Poison — unrated
S1993E20 Chimp Talk — unrated
S1993E21 Life is Impossible — unrated
S1994E01 Small Arms, Soft Targets — unrated
S1994E02 The Last Mammoth — unrated
S1994E03 The Man Who Made Up His Mind — unrated
S1994E04 Genie — unrated
S1994E05 Death Wish - The Untold Story — unrated
S1994E06 Air Crash - The Deadly Puzzle — unrated
S1994E07 Hunt for the Doomsday Asteroid — unrated
S1994E08 Hubble Vision — unrated
S1994E09 Some Like It Hot — unrated
S1994E10 Too Close to the Sun — unrated
S1994E11 Sir Walter's Journey — unrated
S1994E12 After the Flood — unrated
S1994E13 Against the Clock — unrated
S1994E14 The Blueprints of Genocide — unrated
S1994E15 Ulcer Wars — unrated
S1994E16 Deaf Whale, Dead Whale — unrated
S1994E17 Whispers of Creation — unrated
S1994E18 The Predator — unrated
S1994E19 Close Encounters — unrated
S1994E20 Orange Sherbet Kisses — unrated
S1994E21 Designer Wines — unrated
S1995E01 Tibet - The Ice Mother — unrated
S1995E02 Russia's Deep Secrets — unrated
S1995E03 Bones of Contention — unrated
S1995E04 Siamese Twins — unrated
S1995E05 Too Big Too Soon? — unrated
S1995E06 Farewell Fantastic Venus — unrated
S1995E07 Exodus — unrated
S1995E08 The Betrayers — unrated
S1995E09 Icon Earth — unrated
S1995E10 The I-Bomb — unrated
S1995E11 Foetal Attraction — unrated
S1995E12 Cracks in the Crust — unrated
S1995E13 Hearing Voices — unrated
S1995E14 Liar — unrated
S1995E15 The Human Laboratory — unrated
S1995E16 Nanotopia — unrated
S1995E17 Hunt for the Doomsday Asteroid (Update) — unrated
S1995E18 A Code in the Nose — unrated
S1995E19 AIDS: Behind Closed Doors — unrated
S1995E20 The Runaway Mountain — unrated
S1996E01 The Butchers of Boxgrove — unrated
S1996E02 Fermat's Last Theorem — unrated
S1996E03 A Miracle for Cancer ? — unrated
S1996E04 Nature's Numbers — unrated
S1996E05 The Gene Race — unrated
S1996E06 Masters of the Ionosphere — unrated
S1996E07 Assault on the Male (revisited) — unrated
S1996E08 Death by Design — unrated
S1996E09 The Planet Hunters — unrated
S1996E10 Inside Chernobyl's Sarcophagus (Update) — unrated
S1996E11 Fallout from Chernobyl — unrated
S1996E12 TV is Dead, Long Live TV — unrated
S1996E13 Aliens from Mars — unrated
S1996E14 Living Death — unrated
S1996E15 The Time Lords — unrated
S1996E16 Noah's Flood — unrated
S1997E01 Psychedelic Science — unrated
S1997E02 Fat Cats, Thin Mice — unrated
S1997E03 Shipwreck — unrated
S1997E04 Genius of the Jet — unrated
S1997E05 Smallpox on Death Row — unrated
S1997E06 Silent Children, New Language — unrated
S1997E07 Turned On by Danger — unrated
S1997E08 A Perfect Oil Spill — unrated
S1997E09 The Great Balloon Race — unrated
S1997E10 Crater of Death — unrated
S1997E11 Mind Over Body — unrated
S1997E12 Out of Asia — unrated
S1997E13 The Virus That Cures — unrated
S1997E14 The Man Who Lost His Body — unrated
S1997E15 Dawn of the Clone Age — unrated
S1998E01 Saddam's Secrets — unrated
S1998E02 Dr Miller and the Islanders — unrated
S1998E03 The Rainmaker — unrated
S1998E04 Hopeful Monsters — unrated
S1998E05 The Limits to Birth — unrated
S1998E06 Overkill — unrated
S1998E07 The Curse of Vesuvius — unrated
S1998E08 Mir Mortals — unrated
S1998E09 The Computer That Ate Hollywood — unrated
S1998E10 Magic Bullet — unrated
S1998E11 The Gulf War Jigsaw — unrated
S1998E12 Sexual Chemistry — unrated
S1998E13 Chimps on Death Row — unrated
S1998E14 Dinosaurs in Your Garden — unrated
S1998E15 Mosquito! — unrated
S1998E16 The Life and Times of Life and Time — unrated
S1998E17 Thalidomide: A Necessary Evil — unrated
S1998E18 Beyond a Joke — unrated
S1999E01 From Here to Infinity — unrated
S1999E02 Pandemic — unrated
S1999E03 Elephants or Ivory — unrated
S1999E04 Electric Heart — unrated
S1999E05 Sudden Death — unrated
S1999E06 New Star in Orbit — unrated
S1999E07 New Asteroid Danger — unrated
S1999E08 Skeleton Key — unrated
S1999E09 Wings of Angels — unrated
S1999E10 Mistaken Identity — unrated
S1999E11 Volcanoes of the Deep — unrated
S1999E12 Anatomy of an Avalanche — unrated
S1999E13 The Midas Formula — unrated
S2000E01 Breath of Life — unrated
S2000E02 Lost City of Nasca — unrated
S2000E03 The Diamond Makers — unrated
S2000E04 Supervolcanoes — unrated
S2000E05 Miracle in Orbit — unrated
S2000E06 Complete Obsession - Body Dysmorphia — unrated
S2000E07 Is GM Safe? — unrated
S2000E08 Planet Hunters — unrated
S2000E09 Constant Craving: The Science of Addiction — unrated
S2000E10 Moon Children — unrated
S2000E11 Mega-Tsunami: Wave of Destruction — unrated
S2000E12 Conjoined Twins — unrated
S2000E13 The Lost World of Lake Vostok — unrated
S2000E14 Vanished: The Plane That Disappeared — unrated
S2000E15 The Secret Treasures of Zeugma — unrated
S2000E16 The Valley of Life or Death — unrated
S2000E17 Extreme Dinosaurs — unrated
S2000E18 Supermassive Black Holes — unrated
S2000E19 The Boy Who Was Turned Into a Girl — unrated
S2000E20 Atlantis Reborn Again — unrated
S2001E01 The Mystery of the Miami Circle — unrated
S2001E02 The Missing Link — unrated
S2001E03 Killer Algae — unrated
S2001E04 Ecstasy and Agony — unrated
S2001E05 Snowball Earth — unrated
S2001E06 Taming the Problem Child — unrated
S2001E07 The Mystery of the Persian Mummy — unrated
S2001E08 The Ape That Took Over the World — unrated
S2001E09 Life Blood — unrated
S2001E10 The Death Star — unrated
S2001E11 Cloning the First Human — unrated
S2002E01 Helike - The Real Atlantis — unrated
S2002E02 Volcano Hell — unrated
S2002E03 Fatbusters — unrated
S2002E04 The Lost Pyramids of Caral — unrated
S2002E05 Death of the Iceman — unrated
S2002E06 Parallel Universes — unrated
S2002E07 The Dinosaur That Fooled the World — unrated
S2002E08 The Fall of the World Trade Center — unrated
S2002E09 Archimedes' Secret — unrated
S2002E10 The Mystery of the Jurassic — unrated
S2002E11 Killer Lakes — unrated
S2002E12 The A6 Murder — unrated
S2002E13 The England Patient — unrated
S2002E14 Freak Wave — unrated
S2002E15 Stone Age Columbus — unrated
S2002E16 Homeopathy: The Test — unrated
S2002E17 The Day the Earth Nearly Died — unrated
S2002E18 The Secret of El Dorado — unrated
S2003E01 The Mystery of Easter Island — unrated
S2003E02 Living Nightmare — unrated
S2003E03 Averting Armageddon — unrated
S2003E04 Dirty Bomb — unrated
S2003E05 Sexual Chemistry (Update) — unrated
S2003E06 The Day We Learned to Think — unrated
S2003E07 Trial and Error — unrated
S2003E08 Earthquake Storms — unrated
S2003E09 Life on Mars (Update) — unrated
S2003E10 The Secret Life of Caves — unrated
S2003E11 God on the Brain — unrated
S2003E12 Flight 587 — unrated
S2003E13 SARS: The True Story — unrated
S2003E14 The Big Chill — unrated
S2003E15 The Bible Code — unrated
S2003E16 Last Flight of the Columbia — unrated
S2003E17 The Hunt for an AIDS Vaccine — unrated
S2003E18 Percy Pilcher's Flying Machine — unrated
S2003E19 Time Trip — unrated
S2004E01 The Demonic Ape — unrated
S2004E02 The Moscow Theatre Siege — unrated
S2004E03 The Atkins Diet — unrated
S2004E04 Secrets of the Star Disc — unrated
S2004E05 The Dark Secret of Hendrik Schön — unrated
S2004E06 Thalidomide - A Second Chance? — unrated
S2004E07 Diamond Labs — unrated
S2004E08 T-Rex - Warrior or Wimp? — unrated
S2004E09 Project Poltergeist — unrated
S2004E10 The Truth of Troy — unrated
S2004E11 The Truth About Vitamins — unrated
S2004E12 King Solomon's Tablet of Stone — unrated
S2004E13 Derek Tastes of Earwax — unrated
S2004E14 What Really Killed the Dinosaurs? — unrated
S2004E15 Making Millions the Easy Way — unrated
S2004E16 Saturn - Lord of the Rings — unrated
S2004E17 The Hunt for the Supertwister — unrated
S2004E18 Dr. Money and the Boy with No Penis — unrated
S2005E01 Global Dimming — unrated
S2005E02 Einstein's Unfinished Symphony — unrated
S2005E03 Einstein's Equation of Life and Death — unrated
S2005E04 Living with ADHD — unrated
S2005E05 Neanderthal — unrated
S2005E06 An Experiment to Save the World — unrated
S2005E07 Who's Afraid of Designer Babies? — unrated
S2005E08 The Lost Civilisation of Peru — unrated
S2005E09 The Next Megaquake — unrated
S2005E10 Does the MMR Jab Cause Autism? — unrated
S2005E11 Malaria: Defeating the Curse — unrated
S2005E12 Tsunami: Naming the Dead — unrated
S2005E13 The Hawking Paradox — unrated
S2005E14 The Mystery of the Human Hobbit — unrated
S2005E15 The Doctor Who Makes People Walk Again? — unrated
S2005E16 Can Fish Make My Child Smart? — unrated
S2005E17 Madagascar - A Treetop Odyssey — unrated
S2005E18 Titan. A Place Like Home? — unrated
S2005E19 The 7/7 Bombers: A Psychological Investigation — unrated
S2005E20 The Ghost in Your Genes — unrated
S2006E01 The Life and Times of El Niño — unrated
S2006E02 Space Tourists — unrated
S2006E03 Waiting for a Heartbeat — unrated
S2006E04 A War on Science — unrated
S2006E05 The Lost City of New Orleans — unrated
S2006E06 Most of Our Universe is Missing — unrated
S2006E07 Winning Gold in 2012 — unrated
S2006E08 The Woman Who Thinks Like a Cow — unrated
S2006E09 The Genius Sperm Bank — unrated
S2006E10 Bye Bye Planet Pluto — unrated
S2006E11 We Love Cigarettes — unrated
S2006E12 Nuclear Nightmares — unrated
S2006E13 Tutankhamun's Fireball — unrated
S2006E14 Survivors Guide to Plane Crashes — unrated
S2006E15 Chimps Are People Too — unrated
S2006E16 The Worlds First Face Transplant — unrated
S2006E17 Human v2.0 — unrated
S2006E18 The Great Robot Race — unrated
S2006E19 Pandemic — unrated
S2006E20 We Are the Aliens — unrated
S2007E01 My Pet Dinosaur — unrated
S2007E02 The Elephant's Guide to Sex — unrated
S2007E03 Prof Regan's Beauty Parlour — unrated
S2007E04 Mad But Glad — unrated
S2007E05 Moon for Sale — unrated
S2007E06 Battle of the Brains — unrated
S2007E07 Skyscraper Fire Fighters — unrated
S2007E08 The Six Billion Dollar Experiment — unrated
S2007E09 How to Commit the Perfect Murder — unrated
S2008E01 How to Kill a Human Being — unrated
S2008E02 Total Isolation — unrated
S2008E03 What on Earth is Wrong with Gravity? — unrated
S2008E04 Is Alcohol Worse Than Ecstasy? — unrated
S2008E05 How to Make Better Decisions — unrated
S2008E06 How to Live to Be 101 — unrated
S2008E07 Prof. Regan's Supermarket Secrets — unrated
S2008E08 Are We Alone in the Universe? — unrated
S2008E09 How Much is Your Dead Body Worth? — unrated
S2008E10 How Does Your Memory Work? — unrated
S2008E11 The President's Guide to Science — unrated
S2008E12 How Mad Are You? (1 of 2) — unrated
S2008E13 How Mad Are You? (2 of 2) — unrated
S2008E14 Jimmy's GM Food Fight — unrated
S2008E15 Do You Know What Time It Is? — unrated
S2008E16 Allergy Planet — unrated
S2008E17 Where's My Robot? — unrated
S2009E01 Why Are Thin People Not Fat? — unrated
S2009E02 Cannabis: The Evil Weed? — unrated
S2009E03 Why Do We Dream? — unrated
S2009E04 Can We Make a Star on Earth? — unrated
S2009E05 The Secret Life of Your Bodyclock — unrated
S2009E06 What's the Problem with Nudity? — unrated
S2009E07 How to Survive a Disaster — unrated
S2009E08 Who Do You Want Your Child to Be? — unrated
S2009E09 Why Can't We Predict Earthquakes? — unrated
S2009E10 Alan and Marcus Go Forth and Multiply — unrated
S2009E11 How Violent Are You? — unrated
S2009E12 Do I Drink Too Much? — unrated
S2009E13 The Secret You — unrated
S2009E14 Fix Me — unrated
S2009E15 Who's Afraid of a Big Black Hole? — unrated
S2009E16 Why Do We Talk? — unrated
S2009E17 How Long is a Piece of String? — unrated
S2009E18 How Many People Can Live on Planet Earth? — unrated
S2010E01 The Secret Life of the Dog — unrated
S2010E02 Why Do Viruses Kill? — unrated
S2010E03 Pill Poppers — unrated
S2010E04 Don't Grow Old — unrated
S2010E05 To Infinity and Beyond — unrated
S2010E06 What Makes a Genius? — unrated
S2010E07 Did Cooking Make Us Human? — unrated
S2010E08 Is Everything We Know About the Universe Wrong? — unrated
S2010E09 Back from the Dead — unrated
S2010E10 The Death of the Oceans — unrated
S2010E11 What Happened Before the Big Bang? — unrated
S2010E12 Is Seeing Believing? — unrated
S2010E13 Miracle Cure? A Decade of the Human Genome — unrated
S2010E14 Asteroids - The Good, the Bad and the Ugly — unrated
S2010E15 Deepwater Disaster - The Untold Story — unrated
S2011E01 What is One Degree? — unrated
S2011E02 What is Reality? — unrated
S2011E03 Science Under Attack — unrated
S2011E04 The Secret World of Pain — unrated
S2011E05 Surviving a Car Crash — unrated
S2011E06 How to Mend a Broken Heart — unrated
S2011E07 Are We Still Evolving? — unrated
S2011E08 Predators in Your Backyard — unrated
S2011E09 Do You See What I See — unrated
S2011E10 Seeing Stars — unrated
S2011E11 The Nine Months That Made You — unrated
S2011E12 The Core — unrated
S2011E13 Are You Good or Evil? — unrated
S2011E14 Fukushima: Is Nuclear Power Safe? — unrated
S2012E01 Playing God — unrated
S2012E02 The Truth About Exercise — unrated
S2012E03 Solar Storms: The Threat to Planet Earth — unrated
S2012E04 Out of Control? — unrated
S2012E05 The Truth About Fat — unrated
S2012E06 Global Weirding — unrated
S2012E07 The Hunt for AI — unrated
S2012E08 Defeating Cancer — unrated
S2012E09 The Transit of Venus — unrated
S2012E10 The Truth About Looking Younger — unrated
S2012E11 Mission to Mars — unrated
S2012E12 Eat, Fast and Live Longer — unrated
S2012E13 How Big is the Universe? — unrated
S2012E14 How Small is the Universe? — unrated
S2012E15 Defeating the Superbugs — unrated
S2013E01 The Creative Brain: How Insight Works — unrated
S2013E02 How to Avoid Mistakes in Surgery — unrated
S2013E03 The Truth About Taste — unrated
S2013E04 The Age of Big Data — unrated
S2013E05 The Secret Life of the Cat — unrated
S2013E06 Little Cat Diaries — unrated
S2013E07 Fracking: The New Energy Rush — unrated
S2013E08 Swallowed by a Black Hole — unrated
S2013E09 What Makes Us Human? — unrated
S2013E10 The Truth About Personality — unrated
S2013E11 Monitor Me — unrated
S2013E12 Defeating the Hackers — unrated
S2013E13 Dinosaurs: The Hunt for Life — unrated
S2014E01 Sugar vs. Fat — unrated
S2014E02 Swallowed by a Sink Hole — unrated
S2014E03 Man on Mars - Mission to the Red Planet — unrated
S2014E04 The Power of the Placebo — unrated
S2014E05 How You Really Make Decisions — unrated
S2014E06 Living with Autism — unrated
S2014E07 The £10 Million Challenge — unrated
S2014E08 Where is Flight MH370? — unrated
S2014E09 What's Wrong with Our Weather? — unrated
S2014E10 Should I Eat Meat? - The Big Health Dilemma — unrated
S2014E11 Should I Eat Meat? - How to Feed the Planet — unrated
S2014E12 Allergies: Modern Life and Me — unrated
S2014E13 Inside the Dark Web — unrated
S2014E14 Ebola - The Search for a Cure — unrated
S2014E15 Is Your Brain Male or Female? — unrated
S2015E01 Secrets of the Solar System — unrated
S2015E02 Aftershock: The Hunt for Gravitational Waves — unrated
S2015E03 Dancing in the Dark - The End of Physics? — unrated
S2015E04 70 Million Animal Mummies: Egypt's Dark Secret — unrated
S2015E05 Is Binge Drinking Really That Bad? — unrated
S2015E06 The Trouble with Space Junk — unrated
S2015E07 Are Health Tests Really a Good Idea? — unrated
S2015E08 First Britons — unrated
S2015E09 OCD: A Monster in My Mind — unrated
S2015E10 Which Universe Are We In? — unrated
S2015E11 Cosmic Dawn: The Real Moment of Creation — unrated
S2015E12 Are Video Games Really That Bad? — unrated
S2016E01 The Immortalist — unrated
S2016E02 Project Greenglow - The Quest for Gravity Control — unrated
S2016E03 The Mystery of Dark Energy — unrated
S2016E04 Oceans of the Solar System — 9.0
9.0
S2016E05 The End of the Solar System — unrated
S2016E06 Should We Close Our Zoos? — unrated
S2016E07 How to Find Love Online — unrated
S2016E08 Ice Station Antarctica — unrated
S2016E09 Curing Alzheimer's — unrated
S2016E10 E-Cigarettes: Miracle or Menace? — unrated
S2016E11 Why Are We Getting So Fat — unrated
S2016E12 Sports Doping - Winning at Any Cost? — unrated
S2016E13 Special - Inside Cern — unrated
S2016E14 My Amazing Twin — unrated
S2016E15 Jimmy Carr and the Science of Laughter — unrated
S2016E16 The Lost Tribes of Humanity — unrated
S2016E17 The Wildest Weather in the Universe — unrated
S2017E01 Clean Eating - The Dirty Truth — unrated
S2017E02 Hair Care Secrets — unrated
S2017E03 ADHD and Me with Rory Bremner — unrated
S2017E04 Why Did I Go Mad? — unrated
S2017E05 Strange Signals from Outer Space! — unrated
S2017E06 Volcanoes of the Solar System — unrated
S2017E07 Antarctica - Ice Station Rescue — unrated
S2017E08 Cyber Attack - The Day the NHS Stopped — unrated
S2017E09 10 Things You Need to Know About the Future — unrated
S2017E10 Dawn of the Driverless Car — unrated
S2017E11 Dippy and the Whale — unrated
S2017E12 What Makes a Psychopath? — unrated
S2017E13 Mars - A Traveller's Guide — unrated
S2017E14 Goodbye Cassini - Hello Saturn — unrated
S2017E15 Being Transgender — unrated
S2018E01 My Amazing Brain: Richard's War — unrated
S2018E02 Teenagers vs Cancer: A User's Guide — unrated
S2018E03 How to Build a Time Machine — 7.5
7.5
S2018E04 Spina Bifida & Me — unrated
S2018E05 Jupiter Revealed — unrated
S2018E06 Stopping Male Suicide — unrated
S2018E07 A Week Without Lying - The Honesty Experiment — unrated
S2018E08 The Placebo Experiment: Can My Brain Cure My Body? — unrated
S2018E09 Body Clock: What Makes Us Tick? — unrated
S2018E10 Avalanche: Making a Deadly Snowstorm — unrated
S2018E11 Vitamin Pills: Miracle or Myth? — unrated
S2018E12 Diagnosis on Demand? The Computer Will See You Now — unrated
S2018E13 The Contraceptive Pill: How Safe Is It? — unrated
S2019E01 We Need to Talk about Death — unrated
S2019E02 Alastair Campbell: Depression and Me — unrated
S2019E03 Britain's Next Air Disaster? Drones — unrated
S2019E04 The Honest Supermarket: What's Really in Our Food? — unrated
S2019E05 Inside the Social Network: Facebook's Difficult Year — unrated
S2019E06 The 250 Million Pound Cancer Cure — unrated
S2019E07 Cannabis: Miracle Medicine or Dangerous Drug? — unrated
S2020E01 Addicted to Painkillers? Britain's Opioid Crisis — unrated
S2020E02 Chris Packham: 7.7 Billion People and Counting — unrated
S2020E03 Toxic Town: The Corby Poisonings — unrated
S2020E04 Coronavirus Special - Part 1 — unrated
S2020E05 The Restaurant that Burns Off Calories — unrated
S2020E06 Hubble: The Wonders of Space Revealed — unrated
S2020E07 The Great British Intelligence Test — unrated
S2020E08 Coronavirus Special - Part 2 — unrated
S2020E09 What's the Matter with Tony Slattery? — unrated
S2020E10 Pluto: Back From the Dead — unrated
S2021E01 Feast to Save the Planet — unrated
S2021E02 Coronavirus Special - What We Know Now — unrated
S2021E03 Horizon Special: The Vaccine — unrated
S2022E01 How to Sleep Well with Michael Mosley — unrated
S2022E02 Making Sense of Cancer with Hannah Fry — unrated
S2022E03 Super Telescope: Mission to the Edge of the Universe — unrated
S2025E01 Confessions of a Brain Surgeon — unrated
S2026E01 Artemis: To the Moon and Back — unrated
AVG
RATING SCALE
5.5
7.5
9.5
LOWEST RATED
HIGHEST RATED
Episode ratings grid for Horizon: 2 rated episodes across 61 seasons, ratings 7.5–9.0. Peak: S2016E04 Oceans of the Solar System, 9.0.
Best episodes
Worst episodes
Essential episodes
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