Horizon

Horizon

1996 - 2016, Nature / Wildlife, Other
Contemporary issues in science are explored.
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Episode Guide

  • Horizon - The Secret Life of the Dog (Season 46 Episode 8)
    Season 46 Episode 8:

    The Secret Life of the Dog

  • Horizon - Horizon: How Many People Can Live on Planet Earth? (Season 46 Episode 7)
    Season 46 Episode 7:

    Horizon: How Many People Can Live on Planet Earth?

  • Horizon - How Long Is a Piece of String? (Season 46 Episode 6)
    Season 46 Episode 6:

    How Long Is a Piece of String?

  • Horizon - Future Plagues (Episode 151)
    Episode 151:

    Future Plagues

    Wiping out infectious diseases in the 21st century.

  • Horizon - Fat Files (Episode 150)
    Episode 150:

    Fat Files

  • Horizon - Living Nightmare (Episode 149)
    Episode 149:

    Living Nightmare

  • Horizon - The Mystery of Easter Island (Episode 148)
    Episode 148:

    The Mystery of Easter Island

  • Horizon - The Secret of El Dorado (Episode 145)
    Episode 145:

    The Secret of El Dorado

    "The Secret of El Dorado."

  • Horizon - Icon Earth (Episode 140)
    Episode 140:

    Icon Earth

    Scientists chart changes to the planet for the past three decades.

  • Horizon - Overkill (Episode 139)
    Episode 139:

    Overkill

  • Horizon - Superhuman: The Enemy Within (Episode 138)
    Episode 138:

    Superhuman: The Enemy Within

  • Horizon - Superhuman: Self-Repair (Episode 137)
    Episode 137:

    Superhuman: Self-Repair

  • Horizon - Superhuman: Spare Parts (Episode 136)
    Episode 136:

    Superhuman: Spare Parts

  • Horizon - Electric Heart (Episode 135)
    Episode 135:

    Electric Heart

    Results from the first trial of a tiny pump that can save the lives of heart patients.

  • Horizon - The Midas Formula (Episode 134)
    Episode 134:

    The Midas Formula

    A mathematical formula changes the world financial markets and capitalism.

  • Horizon - Horizon (Episode 133)
    Episode 133:

    Horizon

    Dr Michael Mosley and Professor Alice Roberts investigate if male and female brains really are wired differently. New research suggests that the connections in men and women's brains follow different patterns.

  • Horizon - Designer Babies (Episode 133)
    Episode 133:

    Designer Babies

  • Horizon - The England Patient (Episode 132)
    Episode 132:

    The England Patient

  • Horizon - Secret Life of the Cat (Episode 131)
    Episode 131:

    Secret Life of the Cat

    Fifty cats are tagged with GPS collars, recording their every movement.

  • Horizon - The A6 Murder (Episode 131)
    Episode 131:

    The A6 Murder

  • Horizon - Anatomy of an Avalanche (Episode 130)
    Episode 130:

    Anatomy of an Avalanche

    Scientists try to determine the cause of a 1999 avalanche which killed 31 people in Austria.

  • Horizon - Limits to Birth (Episode 129)
    Episode 129:

    Limits to Birth

  • Horizon - Mosquito! (Episode 128)
    Episode 128:

    Mosquito!

  • Horizon - Skeleton Key (Episode 127)
    Episode 127:

    Skeleton Key

  • Horizon - Living Forever (Episode 126)
    Episode 126:

    Living Forever

  • Horizon - The Mystery of the Jurassic (Episode 123)
    Episode 123:

    The Mystery of the Jurassic

  • Horizon - Archimedes' Secret (Episode 122)
    Episode 122:

    Archimedes' Secret

  • Horizon - Thalidomide: A Necessary Evil (Episode 121)
    Episode 121:

    Thalidomide: A Necessary Evil

    Some patients use thalidomide despite its tragic history.

  • Horizon - The Fall of the World Trade Center (Episode 120)
    Episode 120:

    The Fall of the World Trade Center

  • Horizon - Atlantis Uncovered (Episode 119)
    Episode 119:

    Atlantis Uncovered

    Evidence supports scientific rejection of the possibility of Atlantis.

  • Horizon - Dinosaur That Fooled the World (Episode 118)
    Episode 118:

    Dinosaur That Fooled the World

  • Horizon - New Star in Orbit (Episode 117)
    Episode 117:

    New Star in Orbit

    Work on the International Space Station continues in spite of doubts about its feasibility.

  • Horizon - Parallel Universe (Episode 116)
    Episode 116:

    Parallel Universe

  • Horizon - Death of the Iceman (Episode 115)
    Episode 115:

    Death of the Iceman

  • Horizon - Chimps on Death Row (Episode 112)
    Episode 112:

    Chimps on Death Row

    Building chimpanzee sanctuaries to house veterans of scientific experiments.

  • Horizon - Obesity (Episode 111)
    Episode 111:

    Obesity

  • Horizon - Beyond a Joke (Episode 110)
    Episode 110:

    Beyond a Joke

    Denying play and laughter to young animals, including children, can have lasting consequences.

  • Horizon - Helike: The Real Atlantis (Episode 108)
    Episode 108:

    Helike: The Real Atlantis

  • Horizon - Sugar vs. Fat (Episode 107)
    Episode 107:

    Sugar vs. Fat

    Investigating whether fat or sugar is worse for people with some surprising and unsettling results.

  • Horizon - Cloning the First Human (Episode 107)
    Episode 107:

    Cloning the First Human

  • Horizon - Death Star (Episode 106)
    Episode 106:

    Death Star

    Mysterious explosions in space come from the violent collapse of giant stars.

  • Horizon - Hypemova (Episode 105)
    Episode 105:

    Hypemova

  • Horizon - The Ape That Took Over the World (Episode 104)
    Episode 104:

    The Ape That Took Over the World

  • Horizon - Life Blood (Episode 103)
    Episode 103:

    Life Blood

  • Horizon - The Mystery of the Persian Mummy (Episode 102)
    Episode 102:

    The Mystery of the Persian Mummy

  • Horizon - The Curse of Vesuvius (Episode 100)
    Episode 100:

    The Curse of Vesuvius

  • Horizon - Psychedelic Science (Episode 98)
    Episode 98:

    Psychedelic Science

  • Horizon - Life on Mars (Episode 97)
    Episode 97:

    Life on Mars

  • Horizon - The Hunt for the Higgs (Episode 96)
    Episode 96:

    The Hunt for the Higgs

  • Horizon - Trauma (Episode 96)
    Episode 96:

    Trauma

  • Horizon - Black Holes (Episode 95)
    Episode 95:

    Black Holes

  • Horizon - The Lost City of the Nasca (Episode 95)
    Episode 95:

    The Lost City of the Nasca

  • Horizon - Supervolcanoes (Episode 94)
    Episode 94:

    Supervolcanoes

  • Horizon - Death of the Oceans? (Episode 93)
    Episode 93:

    Death of the Oceans?

    The impact humans inflict on the oceans.

  • Horizon - Ice Mummies: A Life in Ice (Episode 93)
    Episode 93:

    Ice Mummies: A Life in Ice

    Two German tourists uncover the frozen body of an ancient farmer in the Alps.

  • Horizon - Taming the Problem Child (Episode 90)
    Episode 90:

    Taming the Problem Child

    Examines a controversial treatment plan for children with severe behavioural disorders. The treatment isolates children completely from the outside world.

  • Horizon - Snowball Earth (Episode 89)
    Episode 89:

    Snowball Earth

    A controversial theory claims Earth was entirely covered in ice, up to a kilometre thick, for millions of years.

  • Horizon - Ecstasy and the Agony (Episode 88)
    Episode 88:

    Ecstasy and the Agony

    Documentary about the controversial use of Ecstasy to counteract symptoms associated with Parkinson's disease.

  • Horizon - Killer Algae (Episode 87)
    Episode 87:

    Killer Algae

    An apparently harmless seaweed has mutated into a monster, choking indigenous life in the Mediterranean.

  • Horizon - The Missing Link (Episode 85)
    Episode 85:

    The Missing Link

    A fossilized jawbone could provide vital clues to how humans evolved.

  • Horizon - The Mystery of the Miami Circle (Episode 84)
    Episode 84:

    The Mystery of the Miami Circle

    Demolition of an apartment block in downtown Miami exposes a mysterious circle of holes cut into bedrock.

  • Horizon - Mega-Tsunami: Wave of Destruction (Episode 83)
    Episode 83:

    Mega-Tsunami: Wave of Destruction

  • Horizon - A Miracle in Orbit (Episode 82)
    Episode 82:

    A Miracle in Orbit

    The history of the Hubble Space Telescope.

  • Horizon - Mission to Mars (Episode 81)
    Episode 81:

    Mission to Mars

    Exploration of the possibility of life on Mars.

  • Horizon - Atlantis Reborn Again (Episode 80)
    Episode 80:

    Atlantis Reborn Again

    Exploring the enduring myth of the lost civilization of Atlantis.

  • Horizon - Boy Who Was Turned Into a Girl (Episode 79)
    Episode 79:

    Boy Who Was Turned Into a Girl

    The consequences of raising a boy as a girl are examined.

  • Horizon - Supermassive Black Holes (Episode 78)
    Episode 78:

    Supermassive Black Holes

    The roles of black holes in the creation of our galaxy.

  • Horizon - Extreme Dinosaurs (Episode 77)
    Episode 77:

    Extreme Dinosaurs

    Evidence of different species of dinosaur is found in South America.

  • Horizon - Valley of Life and Death (Episode 76)
    Episode 76:

    Valley of Life and Death

  • Horizon - Secret Treasures of Zeugma (Episode 75)
    Episode 75:

    Secret Treasures of Zeugma

    Archaeologists try to save the treasures of an ancient city in Turkey.

  • Horizon - A Perfect Oil Spill (Episode 74)
    Episode 74:

    A Perfect Oil Spill

  • Horizon - Vanished - The Plane That Disappeared (Episode 73)
    Episode 73:

    Vanished - The Plane That Disappeared

    An expedition discovers the crash site of a missing British airliner.

  • Horizon - Molecules With Sunglasses (Episode 72)
    Episode 72:

    Molecules With Sunglasses

    Until 1985, scientists believed only two forms of carbon existed.

  • Horizon - Masters of the Ionosphere (Episode 71)
    Episode 71:

    Masters of the Ionosphere

  • Horizon - Mind Over Body (Episode 70)
    Episode 70:

    Mind Over Body

    Alternative therapies; positive thinking.

  • Horizon - Deathwish: The Untold Story (Episode 69)
    Episode 69:

    Deathwish: The Untold Story

    Two Scottish pathologists research a topic linked to embryology, cancer research and the immune system.

  • Horizon - The Rainmaker (Episode 68)
    Episode 68:

    The Rainmaker

  • Horizon - Crash (Episode 67)
    Episode 67:

    Crash

  • Horizon - Antarctica: The Ice Melts (Episode 66)
    Episode 66:

    Antarctica: The Ice Melts

    The western Antarctic ice sheet is the last of its kind on Earth, and how it reacts to global warming will determine the fate of the world's coastlines.

  • Horizon - Antarctica: The Ice Forms (Episode 65)
    Episode 65:

    Antarctica: The Ice Forms

    British and American teams explore Antarctica.

  • Horizon - Antarctica: The Ice Lives (Episode 64)
    Episode 64:

    Antarctica: The Ice Lives

    Despite the average temperature of minus 49 degrees Celsius and winds of 200km an hour, many people try to settle Antarctica each year.

  • Horizon - The Man Who Lost His Body (Episode 63)
    Episode 63:

    The Man Who Lost His Body

    At 19, Ian Waterman caught a virus which destroyed half his nervous system, leaving him unable to move or feel his body.

  • Horizon - Out of Asia (Episode 62)
    Episode 62:

    Out of Asia

  • Horizon - Mir Mortals (Episode 61)
    Episode 61:

    Mir Mortals

    The drama of the struggle for survival on board the Mir space station.

  • Horizon - Turned On by Danger (Episode 60)
    Episode 60:

    Turned On by Danger

    Professor; dog expert; immunologist; theory.

  • Horizon - Who's Afraid of Designer Babies (Episode 59)
    Episode 59:

    Who's Afraid of Designer Babies

  • Horizon - Allergic to the 20th Century (Episode 59)
    Episode 59:

    Allergic to the 20th Century

  • Horizon - An Experiment to Save the World (Episode 58)
    Episode 58:

    An Experiment to Save the World

  • Horizon - Living With ADHD (Episode 56)
    Episode 56:

    Living With ADHD

    Children with attention deficit hyperactivity disorder are followed through diagnosis to therapy.

  • Horizon - The Virus That Cures (Episode 56)
    Episode 56:

    The Virus That Cures

    The possibility that viruses can be used to kill bacteria resistant to antibiotics.

  • Horizon - Einstein's Equation of Life and Death (Episode 55)
    Episode 55:

    Einstein's Equation of Life and Death

  • Horizon - Magic Bullet (Episode 55)
    Episode 55:

    Magic Bullet

    Dr. Paul Zamecnik's research into using DNA as a method of treating disease.

  • Horizon - Hopeful Monsters (Episode 54)
    Episode 54:

    Hopeful Monsters

    How a mutated fruit fly led to the discovery of a group of genes that determine body shapes.

  • Horizon - Dawn of the Clone Age (Episode 53)
    Episode 53:

    Dawn of the Clone Age

    Scientists clone single cell to create whole new animal.

  • Horizon - Sir Walter's Journey: A Genetic Map of Britain (Episode 52)
    Episode 52:

    Sir Walter's Journey: A Genetic Map of Britain

  • Horizon - The Man Who Made Up His Mind (Episode 51)
    Episode 51:

    The Man Who Made Up His Mind

  • Horizon - Buckminster Fuller (Episode 50)
    Episode 50:

    Buckminster Fuller

  • Horizon - The Secret Lives of Caves (Episode 50)
    Episode 50:

    The Secret Lives of Caves

  • Horizon - The Last Mammoth (Episode 50)
    Episode 50:

    The Last Mammoth

  • Horizon - Small Arms, Soft Targets (Episode 49)
    Episode 49:

    Small Arms, Soft Targets

    New anti-personnel weapons.

  • Horizon - Assault on the Male (Episode 48)
    Episode 48:

    Assault on the Male

    Changes in modern living affect male species.

  • Horizon - Before Babel (Episode 47)
    Episode 47:

    Before Babel

  • Horizon - Derek Tastes of Earwax (Episode 46)
    Episode 46:

    Derek Tastes of Earwax

    The mysterious condition known as synaesthesia gives insight into the workings of the human mind.

  • Horizon - Hearing Voices (Episode 46)
    Episode 46:

    Hearing Voices

  • Horizon - Twice Born (Episode 45)
    Episode 45:

    Twice Born

    Debates address fetal surgeries, fetal-tissue banks and fetal-limb transplants.

  • Horizon - Orange Sherbet Kisses (Episode 44)
    Episode 44:

    Orange Sherbet Kisses

    Scientists try to understand the mixing of the senses experienced in synesthesia.

  • Horizon - Fatbusters (Episode 43)
    Episode 43:

    Fatbusters

  • Horizon - Bones of Contention (Episode 43)
    Episode 43:

    Bones of Contention

  • Horizon - The Truth of Troy (Episode 42)
    Episode 42:

    The Truth of Troy

    Professor Manfred Korfmann has been excavating the site of Troy since 1988.

  • Horizon - Russia's Deep Secrets (Episode 42)
    Episode 42:

    Russia's Deep Secrets

    Russian scientists plug torpedo tubes to prevent the release of plutonium into the ocean.

  • Horizon - Project Poltergeist (Episode 41)
    Episode 41:

    Project Poltergeist

    Scientists John Bahcall and Ray Davis discover neutrinos.

  • Horizon - The Predator (Episode 41)
    Episode 41:

    The Predator

  • Horizon - T Rex: Warrior or Wimp? (Episode 40)
    Episode 40:

    T Rex: Warrior or Wimp?

    One theory suggests that tyrannosaurus rex, famed as a terrifying carnivore, was in fact a lumbering scavenger with bad breath.

  • Horizon - Deaf Whale, Dead Whale (Episode 40)
    Episode 40:

    Deaf Whale, Dead Whale

    Human noise pollution disturbs the complex sonar systems essential to the whale's survival.

  • Horizon - Diamond Labs (Episode 39)
    Episode 39:

    Diamond Labs

    Diamond labs are starting to produce synthetic diamonds which could threaten natural diamond traders.

  • Horizon - Cheating Time (Episode 39)
    Episode 39:

    Cheating Time

  • Horizon - Thalidomide: A Second Chance (Episode 38)
    Episode 38:

    Thalidomide: A Second Chance

    The infamous drug thalidomide begins to make a comeback as a radical treatment for incurable blood cancers.

  • Horizon - Farewell Fantastic Venus (Episode 38)
    Episode 38:

    Farewell Fantastic Venus

  • Horizon - The Dark Secret of Hendrik Schon (Episode 37)
    Episode 37:

    The Dark Secret of Hendrik Schon

    The concept of nanotechnology was given a big boost by Dr. Jan Hendrik Schon's invention of a computer transistor made of a single organic molecule.

  • Horizon - Whispers of Creation (Episode 37)
    Episode 37:

    Whispers of Creation

  • Horizon - Secrets of the Star Disc (Episode 36)
    Episode 36:

    Secrets of the Star Disc

    A Bronze-Age metal disc suggests that civilisation reached Europe far earlier than had been thought.

  • Horizon - Close Encounters (Episode 36)
    Episode 36:

    Close Encounters

    An investigation into the minds of victims of alien abductions.

  • Horizon - The Atkins Diet (Episode 35)
    Episode 35:

    The Atkins Diet

    A popular diet claims that eating fat and avoiding carbohydrates can make a person thin.

  • Horizon - A Vital Poison (Episode 35)
    Episode 35:

    A Vital Poison

  • Horizon - Valley of the Inca (Episode 34)
    Episode 34:

    Valley of the Inca

  • Horizon - The Demonic Ape (Episode 33)
    Episode 33:

    The Demonic Ape

    A chimp made famous by naturalist Jane Goodall attacks and kills a human baby.

  • Horizon - Life Is Impossible (Episode 33)
    Episode 33:

    Life Is Impossible

    The big-bang theory is one explanation for the beginning of life on Earth.

  • Horizon - Time Trip (Episode 32)
    Episode 32:

    Time Trip

    Einstein's theories on time travel have intrigued eccentric amateurs and brilliant scientists.

  • Horizon - Ghosts in the Dinosaur Graveyard (Episode 32)
    Episode 32:

    Ghosts in the Dinosaur Graveyard

  • Horizon - Percy Pilcher's Flying Machine (Episode 31)
    Episode 31:

    Percy Pilcher's Flying Machine

    Percy Pilcher built a flying machine four years before the Wright Brothers, but tragedy ensured he would never be able to test it.

  • Horizon - Hunt for the Doomsday Asteroid (Episode 31)
    Episode 31:

    Hunt for the Doomsday Asteroid

  • Horizon - The Hunt for the AIDS Vaccine (Episode 30)
    Episode 30:

    The Hunt for the AIDS Vaccine

    Scientific attempts to find a vaccine for HIV have been constantly thwarted as the virus alters itself.

  • Horizon - Dante Goes to Hell (Episode 30)
    Episode 30:

    Dante Goes to Hell

  • Horizon - Last Flight of the Columbia (Episode 29)
    Episode 29:

    Last Flight of the Columbia

    Investigating the events that resulted in the destruction of the space shuttle Columbia.

  • Horizon - Resurrecting the Dead Sea Scrolls (Episode 29)
    Episode 29:

    Resurrecting the Dead Sea Scrolls

    The history, meaning and controversy over the Dead Sea Scrolls.

  • Horizon - Bible Code (Episode 28)
    Episode 28:

    Bible Code

    American journalist Michael Drosnin claims that he can see into the future using a 3000-year-old code hidden in the Bible.

  • Horizon - Whatever Happened to Star Wars? (Episode 28)
    Episode 28:

    Whatever Happened to Star Wars?

    Scientists try to develop a space-based defense system.

  • Horizon - Ice Man Update (Episode 27)
    Episode 27:

    Ice Man Update

  • Horizon - Mistaken Identity (Episode 26)
    Episode 26:

    Mistaken Identity

    The life of Sybil, whose case started the Multiple Personality Disorder phenomenon.

  • Horizon - Nanotopia (Episode 26)
    Episode 26:

    Nanotopia

    Some believe technology has the potential to link computing directly to thoughts.

  • Horizon - Fermat's Last Theorem (Episode 25)
    Episode 25:

    Fermat's Last Theorem

  • Horizon - Shipwreck (Episode 24)
    Episode 24:

    Shipwreck

    A late-16th-century shipwreck is found off the Channel Islands.

  • Horizon - Liar (Episode 24)
    Episode 24:

    Liar

  • Horizon - SARS: The True Story (Episode 23)
    Episode 23:

    SARS: The True Story

    Examing the disease and whether the world has overreacted to the outbreak.

  • Horizon - Foetal Attraction (Episode 23)
    Episode 23:

    Foetal Attraction

    A radical approach to medicine suggests diseases may be beneficial.

  • Horizon - Dr. Miller and the Islanders (Episode 22)
    Episode 22:

    Dr. Miller and the Islanders

    Jonathan Miller retraces the first British anthropological expedition ever undertaken.

  • Horizon - Some Liked It Hot (Episode 22)
    Episode 22:

    Some Liked It Hot

    New ideas in the study of human origins.

  • Horizon - TV Is Dead, Long Live TV (Episode 21)
    Episode 21:

    TV Is Dead, Long Live TV

  • Horizon - Cracks in the Crust (Episode 20)
    Episode 20:

    Cracks in the Crust

  • Horizon - Flight 587 (Episode 19)
    Episode 19:

    Flight 587

    Investigation into the 2001 crash of American Airlines Flight 587.

  • Horizon - Runaway Mountain (Episode 19)
    Episode 19:

    Runaway Mountain

  • Horizon - Auschwitz: Blueprints of Genocide (Episode 18)
    Episode 18:

    Auschwitz: Blueprints of Genocide

  • Horizon - Exodus (Episode 18)
    Episode 18:

    Exodus

  • Horizon - God on the Brain (Episode 17)
    Episode 17:

    God on the Brain

    Scientists search for a connection between biology and religious belief.

  • Horizon - The 1-Bomb (Episode 17)
    Episode 17:

    The 1-Bomb

  • Horizon - The Lost Civilisation of Peru (Episode 16)
    Episode 16:

    The Lost Civilisation of Peru

  • Horizon - Earthquake Storms (Episode 16)
    Episode 16:

    Earthquake Storms

    Geologist Geoff King predicted a deadly 1999 earthquake.

  • Horizon - The Time Lords (Episode 16)
    Episode 16:

    The Time Lords

    The possibility of time travel.

  • Horizon - Trial and Error: The Rise and Fall of Gene Therapy (Episode 15)
    Episode 15:

    Trial and Error: The Rise and Fall of Gene Therapy

  • Horizon - Too Big, Too Soon? (Episode 15)
    Episode 15:

    Too Big, Too Soon?

  • Horizon - The Day We Learned to Think (Episode 14)
    Episode 14:

    The Day We Learned to Think

    An ancient stone found in an African cave suggests that the Neanderthals may have been smarter than previously believed.

  • Horizon - Aliens From Mars (Episode 14)
    Episode 14:

    Aliens From Mars

  • Horizon - Neanderthal (Episode 13)
    Episode 13:

    Neanderthal

  • Horizon - Sexual Chemistry (Episode 13)
    Episode 13:

    Sexual Chemistry

    The use of drugs in the treatment of sexual problems; the development of Viagra.

  • Horizon - Living Death (Episode 13)
    Episode 13:

    Living Death

    A study reveals that, in many diagnoses of permanent vegetative state, patients are actually conscious.

  • Horizon - Dirty Bomb (Episode 12)
    Episode 12:

    Dirty Bomb

  • Horizon - The Electronic Frontier (Episode 12)
    Episode 12:

    The Electronic Frontier

  • Horizon - Averting Armageddon (Episode 11)
    Episode 11:

    Averting Armageddon

    Scientists seek ways to destroy asteroids on a collision course with Earth.

  • Horizon - Designer Wines (Episode 11)
    Episode 11:

    Designer Wines

    Many countries produce wines using scientific techniques pioneered in Australia and America.

  • Horizon - Einstein's Unfinished Symphony (Episode 10)
    Episode 10:

    Einstein's Unfinished Symphony

  • Horizon - The Last Tusker (Episode 10)
    Episode 10:

    The Last Tusker

  • Horizon - Planet Hunters (Episode 10)
    Episode 10:

    Planet Hunters

    Scientists try to learn if there are planets outside Earth's solar system.

  • Horizon - Global Dimming (Episode 9)
    Episode 9:

    Global Dimming

    Climate scientists discover a phenomenon that may have contributed to the deaths of hundreds of thousands through drought and famine.

  • Horizon - What Sank The Kursk? (Episode 9)
    Episode 9:

    What Sank The Kursk?

  • Horizon - Suggers, Fruggers & Data Muggers (Episode 9)
    Episode 9:

    Suggers, Fruggers & Data Muggers

    Polsters and survey takers assault the public.

  • Horizon - Dr. Money and the Boy With No Penis (Episode 8)
    Episode 8:

    Dr. Money and the Boy With No Penis

  • Horizon - The Lost World of Lake Vostok (Episode 8)
    Episode 8:

    The Lost World of Lake Vostok

    The scientific challenge to develop technology to unlock the mystery of a lake under four vertical kilometers of ice in Antarctica.

  • Horizon - Gene Race (Episode 8)
    Episode 8:

    Gene Race

    A gene treatment procedure for cystic fibrosis.

  • Horizon - The Hunt for the Supertwister (Episode 7)
    Episode 7:

    The Hunt for the Supertwister

  • Horizon - The Butchers of Boxgrove (Episode 7)
    Episode 7:

    The Butchers of Boxgrove

    Ancient remains in England provide clues on human origins in Europe.

  • Horizon - Saturn: Lord of the Rings (Episode 6)
    Episode 6:

    Saturn: Lord of the Rings

    The Cassini-Huygens spacecraft's mission to Saturn provides stunning images of the solar system's most bewitching planet.

  • Horizon - The Day the Earth Nearly Died (Episode 6)
    Episode 6:

    The Day the Earth Nearly Died

    Some 250 million years ago, all but five percent of life on Earth was wiped out in the greatest disaster the planet has ever experienced, yet the cause of this event has long remained a mystery; palaeontologists in Greenland attempt to explain.

  • Horizon - Ice Man (Episode 6)
    Episode 6:

    Ice Man

  • Horizon - What's the Problem with Nudity? (Episode 6)
    Episode 6:

    What's the Problem with Nudity?

  • Horizon - Making Millions the Easy Way (Episode 5)
    Episode 5:

    Making Millions the Easy Way

    Las Vegas casinos fight back when college-educated bettors attempt to break the bank.

  • Horizon - Crater of Death (Episode 5)
    Episode 5:

    Crater of Death

    Scientists probe the meteoric impact that destroyed the dinosaurs.

  • Horizon - Tibet, the Ice Mother (Episode 5)
    Episode 5:

    Tibet, the Ice Mother

    Clues link the ice ages and human evolution to continental drift.

  • Horizon - Why Do We Talk? (Episode 5)
    Episode 5:

    Why Do We Talk?

  • Horizon - What Really Killed the Dinosaurs? (Episode 4)
    Episode 4:

    What Really Killed the Dinosaurs?

    Increasing evidence suggests that the meteorite impact theory may not have been the real reason behind the extinction of the dinosaurs.

  • Horizon - Homeopathy: The Test (Episode 4)
    Episode 4:

    Homeopathy: The Test

  • Horizon - The New Alchemists (Episode 4)
    Episode 4:

    The New Alchemists

    Intelligent technology; smart wings on aircraft; earthquake-sensing buildings.

  • Horizon - Ice Mummies: Frozen in Heaven (Episode 3)
    Episode 3:

    Ice Mummies: Frozen in Heaven

    A young boy rests perfectly preserved in a Santiago freezer.

  • Horizon - Stone Age Columbus (Episode 3)
    Episode 3:

    Stone Age Columbus

  • Horizon - Wot U Looking At? (Episode 3)
    Episode 3:

    Wot U Looking At?

  • Horizon - Moon Children (Episode 2)
    Episode 2:

    Moon Children

  • Horizon - King Solomon's Tablet of Stone (Episode 2)
    Episode 2:

    King Solomon's Tablet of Stone

    A stone tablet found in Israel in 2001 seems to confirm the existence of a biblical temple.

  • Horizon - The Moscow Theatre Siege (Episode 2)
    Episode 2:

    The Moscow Theatre Siege

    Chechen terrorists take hundreds of people hostage in a Moscow theatre in October 2002.

  • Horizon - Lost Pyramids of Caral (Episode 2)
    Episode 2:

    Lost Pyramids of Caral

  • Horizon - Destination Mars (Episode 2)
    Episode 2:

    Destination Mars

    Mars exploration.

  • Horizon - Cannabis: The Evil Weed? (Episode 2)
    Episode 2:

    Cannabis: The Evil Weed?

  • Horizon - The Truth About Vitamins (Episode 1)
    Episode 1:

    The Truth About Vitamins

    Investigating the vitamin supplement industry.

  • Horizon - Silent Children, New Language (Episode 1)
    Episode 1:

    Silent Children, New Language

  • Horizon - From Here to Infinity (Episode 1)
    Episode 1:

    From Here to Infinity

    A team of scientists try to answer the question of how the universe will end.

  • Horizon - Is GM Safe? (Episode 1)
    Episode 1:

    Is GM Safe?

  • Horizon - The Big Chill (Episode 1)
    Episode 1:

    The Big Chill

    Some scientists believe Britain could be heading toward an Alaskan-type climate.

  • Horizon - Freak Wave (Episode 1)
    Episode 1:

    Freak Wave

  • Horizon - Killer Lakes (Episode 1)
    Episode 1:

    Killer Lakes

    Volcanic eruptions in the Congo endanger millions of lives.

  • Horizon - Ice Maiden (Episode 1)
    Episode 1:

    Ice Maiden

    The amazing story of the Ice Maiden uncovered in the Altai mountains of Siberia.

  • Horizon - Code in the Nose (Episode 1)
    Episode 1:

    Code in the Nose

    Scientists research the sense of smell.

  • Horizon - The Survivor's Guide to Plane Crashes (Episode 1)
    Episode 1:

    The Survivor's Guide to Plane Crashes

  • Horizon - Horizon

    Horizon

  • Horizon - Horizon

    Horizon

    Investigating a new era of Alzheimer's research, which is bringing hope to millions of sufferers.

  • Horizon - The End of the Solar System

    The End of the Solar System

  • Horizon - Horizon

    Horizon

    How and why zoos keep animals, and whether they need to change to keep up with modern science.

  • Horizon - Horizon

    Horizon

    Chris and Xand van Tulleken explore drinking health effects.

  • Horizon - Horizon

    Horizon

    The effects of Obsessive Compulsive Disorder (OCD).

  • Horizon - The Battle in Your Mind

    The Battle in Your Mind

    Professor Danny Kahneman explains the revolution in our understanding of the human mind and the conflict between the intuitive and logical decisions made every day.

  • Horizon - The Trouble with Space Junk

    The Trouble with Space Junk

    Accounts from astronauts reveals the scale of the problem of space junk.

  • Horizon - Horizon

    Horizon

    `Horizon' reveals a scientific community deeply divided about the harmful effects of video games.

  • Horizon - The Mystery of Murder: A Horizon Guide

    The Mystery of Murder: A Horizon Guide

    Michael Mosley charts scientists' progress as they try to understand what drives some people to kill.

  • Horizon - Secrets of the Solar System

    Secrets of the Solar System

    New planets are now being discovered outside our Solar System on a regular basis, and these strange new worlds are forcing scientists to rewrite the history of our own Solar System.

  • Horizon - Swallowed by a Sinkhole

    Swallowed by a Sinkhole

    Professor Iain Stewart travels to Florida to investigate the geology of sinkholes.

  • Horizon - Horizon

    Horizon

    Investigating NASA's planned manned mission 140 million miles across space to Mars.

  • Horizon - Man on Mars: Mission to the Red Planet

    Man on Mars: Mission to the Red Planet

    Investigating NASA's planned manned mission 140 million miles across space to Mars.

  • Horizon - Life, Death and Mistakes

    Life, Death and Mistakes

    Dr Kevin Fong discovers how doctors can avoid making mistakes in the high pressure, high stakes world of the operating room.

  • Horizon - Horizon

    Horizon

    Dr Kevin Fong discovers how doctors can avoid making mistakes in the high pressure, high stakes world of the operating room.

  • Horizon - Horizon

    Horizon

    Professor Iain Stewart travels to Florida to investigate the geology of sinkholes.

  • Horizon - Sugar V Fat

    Sugar V Fat

    Investigating whether fat or sugar is worse for people with some surprising and unsettling results.

  • Horizon - Horizon

    Horizon

    Dr. Kevin Fong uses digital technology to bring about a revolution in medicine and healthcare.

  • Horizon - Horizon

    Horizon

    Geologist Iain Stewart investigates fracking, the process to obtain natural shale gas found deep underground.

  • Horizon - Horizon

    Horizon

    Investigating what the newly-emerging science of taste can do for us.

  • Horizon - Tomorrow's World

    Tomorrow's World

    A look at the technologies set to transform all our lives.

  • Horizon - Horizon

    Horizon

    Exploring the murky and fast-paced world of computer hackers.

  • Horizon - Monitor Me

    Monitor Me

    Dr. Kevin Fong uses digital technology to bring about a revolution in medicine and healthcare.

  • Horizon - Don't Worry, Be Happy

    Don't Worry, Be Happy

    Michael Mosley explores the latest theories on the creation of personalities and whether they can be changed; Mosley, a pessimist, wants to worry less and become more of an optimist, so he tries out two techniques to change this aspect of himself.

  • Horizon - The Truth About Taste

    The Truth About Taste

    Investigating what the newly-emerging science of taste can do for us.

  • Horizon - Fracking: The New Energy Rush

    Fracking: The New Energy Rush

    Geologist Iain Stewart investigates fracking, the process to obtain natural shale gas found deep underground.

  • Horizon - Horizon

    Horizon

    A look at the work of Dr. Mary Schweitzer and her quest to extract DNA from fossilized bones.

  • Horizon - Solar Storms: The Threat to Planet Earth

    Solar Storms: The Threat to Planet Earth

    Is it possible that Earth will be hit with billions of tons of superheated gas from the sun?

  • Horizon - Horizon

    Horizon

    Scientists search for the smallest thing in our universe.

  • Horizon - Horizon

    Horizon

    Winning the fight against cancer using new treatments and technologies at London's Royal Marsden Hospital and the Institute of Cancer Research.

  • Horizon - Eat, Fast and Live Longer

    Eat, Fast and Live Longer

    By experimenting with fasting, Michael Mosley sets himself an ambitious goal.

  • Horizon - Horizon

    Horizon

    Is it possible that Earth will be hit with billions of tons of superheated gas from the sun?

  • Horizon - Defeating Cancer

    Defeating Cancer

    Winning the fight against cancer using new treatments and technologies at London's Royal Marsden Hospital and the Institute of Cancer Research.

  • Horizon - Playing God

    Playing God

    Adam Rutherford meets a new creature created by American scientists, the spider goat, which is part goat, part spider; its milk can be used to create an artificial spider's web; it's synthetic biology, part of a new field of research.

  • Horizon - Out of Control?

    Out of Control?

    Breakthroughs in science mean we know more about how our brains work than ever and that the unconscious plays a much more profound role than we could ever have imagined in our lives.

  • Horizon - Horizon

    Horizon

    Dr. Rozina Ali investigates if it is possible to make skin look younger without surgery.

  • Horizon - What Is Reality?

    What Is Reality?

    The quest to explain the true nature of reality is one of the great scientific detective stories; it may be that that we are part of a cosmic hologram, or that we exist in an infinity of parallel worlds.

  • Horizon - Are We Still Evolving?

    Are We Still Evolving?

    Anatomist and anthropologist Dr. Alice Roberts looks at the evolutionary process and what the future holds for humans.

  • Horizon - What is One Degree

    What is One Degree

    Ben Miller returns to his roots as a physicist to try to answer a deceptively simple question.

  • Horizon - The Core

    The Core

    A look at the work of scientists who are conducting experiments to recreate the Earth's core within their own laboratories.

  • Horizon - Horizon

    Horizon

    Reporting on the latest research and breakthroughs into our knowledge of pain.

  • Horizon - Surviving a Car Crash

    Surviving a Car Crash

    With exclusive access to the secretive world of the most advanced car crash tests, it's revealed how the latest advances in trauma medicine, psychology and even extreme sport are transforming the chances of surviving on the roads.

  • Horizon - Seeing Stars

    Seeing Stars

    Following the men and women who are pushing the limits of science and engineering by using a new generation of super-telescopes in some of the most extreme environments on earth.

  • Horizon - Horizon

    Horizon

    A look at why science is under attack and why public believe in scientific theories has diminished.

  • Horizon - Predators in Your Backyard

    Predators in Your Backyard

    Looking at the radical scheme of introducing predator animals close to human dwellings around the world.

  • Horizon - Science Under Attack

    Science Under Attack

    A look at why science is under attack and why public believe in scientific theories has diminished.

  • Horizon - The Nine Months That Made You

    The Nine Months That Made You

    The months spent in the womb may have lasting effects on a person's lifestyle.

  • Horizon - How to Mend a Broken Heart

    How to Mend a Broken Heart

    Dr. Kevin Fong looks at how close modern medicine is to replicating the human heart.

  • Horizon - Horizon

    Horizon

    Exploring the world of illusions and revealing how they can trick human senses.

  • Horizon - Heartbreak Science

    Heartbreak Science

    Stories suggest the heart is a complex and mysterious organ.

  • Horizon - Horizon: The Truth About Violence

    Horizon: The Truth About Violence

    The role brain chemicals play in controlling aggression; lack of sleep contributes to the loss of one's temper; the link between brain damage and domestic violence.

  • Horizon - War on Science

    War on Science

    The legal battle to teach 'Intelligent Design,' a creationist theory which challenges evolution.

  • Horizon - Secret Life of a Dog

    Secret Life of a Dog

    The difference between domesticated man's best friend and the fearsome adversary.

  • Horizon - Horizon

    Horizon

    Revealing the challenges faced by engineers to repair the Deepwater Horizon oil blowout.

  • Horizon - Miracle Cure? A Decade of the Human Genome

    Miracle Cure? A Decade of the Human Genome

    Promises of cures for diseases and a world of personalized medicine from the Human Genome Project.

  • Horizon - Pill Poppers

    Pill Poppers

    A look at everyday pills that perform small miracles everyday, relieving pain and disease.

  • Horizon - Horizon

    Horizon

    Famed for their deadly power, asteroids are now revealing the secrets of how they are responsible for both life and death on Earth; armed with an array of powerful telescopes, scientists are finding up to 3,000 new asteroids every night.

  • Horizon - Horizon: How Much Is Your Dead Body Worth?

    Horizon: How Much Is Your Dead Body Worth?

    The demand for human corpses for medical use outstrips the supply.

  • Horizon - Horizon: How to Kill a Human Being

    Horizon: How to Kill a Human Being

    Influential groups worldwide call for a humane, infallible method of capital punishment.

  • Horizon - Do I Drink Too Much?

    Do I Drink Too Much?

    Psychologist Dr. John Marsden explains the truth about alcohol and its effect on the human body.

  • Horizon - How Violent Are You?

    How Violent Are You?

    Michael Portillo investigates one of the darker sides of human nature.

  • Horizon - Why Do We Dream?

    Why Do We Dream?

    Find out what nightmares, recurring dreams and lucid visions really mean.

  • Horizon - Horizon

    Horizon

    Naturalist Sir David Attenborough investigates whether the world faces a population crisis; while much of the projected population growth is in the developing world, it is the lifestyle of many in the West that has the most impact on the planet.

  • Horizon - Fix Me

    Fix Me

    Scientists are making incredible discoveries about stem cell research.

  • Horizon - Horizon: The Ballot Propositions 2008

    Horizon: The Ballot Propositions 2008

  • Horizon - Horizon

    Horizon

    Featuring a look at the new world called Gliese 581 c, the most Earth-like planet found in the galaxy.

  • Horizon - Horizon: Education Special

    Horizon: Education Special

  • Horizon - The Lost City of New Orleans

    The Lost City of New Orleans

  • Horizon - Horizon: Lost Civilization of Peru

    Horizon: Lost Civilization of Peru

    After 650 years the pre-Columbian Moche civilization, known for metal work and jewelry, disappears.

  • Horizon - Horizon: The Ballot Propositions

    Horizon: The Ballot Propositions

  • Horizon - Horizon

    Horizon

    The mind-expanding story of the British mathematician Andrew Wiles and his bid to find proof for Fermat's last theorem, which has stumped mathematicians since the 17th century.

  • Horizon - Horizon

    Horizon

  • Horizon - Nouvelles armes, blessures nouvelles

    Nouvelles armes, blessures nouvelles

  • Horizon - La Guerre des insectes

    La Guerre des insectes

  • Horizon - Les Enfants de la triche

    Les Enfants de la triche

  • Horizon - Les Nouveaux virus

    Les Nouveaux virus

  • Horizon - Ordinateur pour tous: Nouvel enjeu?

    Ordinateur pour tous: Nouvel enjeu?

  • Horizon - L'Homme qui déplaçait les montagnes

    L'Homme qui déplaçait les montagnes

  • Horizon - Tuberculose, le fleau oublié

    Tuberculose, le fleau oublié

  • Horizon - Le Théorème de Fermat

    Le Théorème de Fermat

  • Horizon - Vie et mort de l'étrange Dr. Turing

    Vie et mort de l'étrange Dr. Turing

  • Horizon - 40 Years on the Moon

    40 Years on the Moon

  • Horizon - The Secret You

    The Secret You

  • Horizon - To Infinity and Beyond

    To Infinity and Beyond

  • Horizon - Who Do You want Your Child To Be?

    Who Do You want Your Child To Be?

  • Horizon - Mars: A Horizon Guide

    Mars: A Horizon Guide

  • Horizon - Horizon: What Makes a Genius?

    Horizon: What Makes a Genius?

  • Horizon - Horizon: Don't Grow Old

    Horizon: Don't Grow Old

  • Horizon - Horizon: Why Do Viruses Kill?

    Horizon: Why Do Viruses Kill?

  • Horizon - Horizon: Pill Poppers

    Horizon: Pill Poppers

  • Horizon - Do I Drink Too Much?

    Do I Drink Too Much?

  • Horizon - Alan and Marcus Go Forth and Multiply

    Alan and Marcus Go Forth and Multiply

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