Episode 1
Oil Spill
1h
After the Exxon Valdez oil spill in 1989, Horizon looks at tanker design and the technology used for dealing with major oil slicks.
Where to watch Horizon
TV series
Horizon
1964TV-PG62 seasons7.4 / 10
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Availability
Not streaming in United States
Checked Jul 22, 2026
Horizon premiered February 4, 1964. We don't have a confirmed streaming, rental or purchase option yet.
Synopsis
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 27 episodes
Choose an episode, then use the watch options above for the show.
Episode 2
Medicine 2000
1h
Horizon reports on medical developments in Britain which could mean by the year 2000, health care will be very different.
Where to watch HorizonEpisode 3
Food Irradiation: Would You Buy It?
1h
Horizon examines the history of research into irradiated food.
Where to watch HorizonEpisode 4
From Earth to Miranda
1h
In this Horizon documentary, we look at how NASA launched the Voyager space probes to explore the planets of the outer solar system.
Where to watch HorizonEpisode 5
Encounter With Neptune
1h
This report by Horizon presents the Voyager space probe close up encounter with the planet Neptune.
Where to watch HorizonEpisode 6
Guess What's Coming to Dinner?
1h
Horizon looks at the potential implications of genetically engineering plants.
Where to watch HorizonEpisode 7
The First 14 Days
1h
Horizon brings you a documentary on embryology - the branch of biology that studies the formation and early development of living organisms from the moment of conception.
Where to watch HorizonEpisode 8
The 10,000 Year Test
1h
Horizon reports on how America has chosen to bury all of its most lethal radioactive waste under Yucca mountain in the state of Nevada.
Where to watch HorizonEpisode 9
Hurricane!
1h
Horizon explores the inside of Hurricane Gilbert as it neared Jamaica on a direct course for the United States.
Where to watch HorizonEpisode 10
The Britannic Greenhouse
1h
Horizon investigates how British scientists have begun to experiment to predict the effects of a changing climate from Greenhouse gases.
Where to watch HorizonEpisode 12
The Quake of '89 - The Final Warning?
1h
Horizon presents the real story of seismic neglect and the failure of the San Francisco city government to protect its citizens.
Where to watch HorizonEpisode 13
The Sharpest Shot of the Universe
1h
In this episode, Horizon looks at the Hubble space telescope, hailed as the greatest advance in astronomy since Galileo.
Where to watch HorizonEpisode 14
The Company of Ants and Bees
1h
What can we learn from insects? Professor James Gould explains on Horizon that the human society may be able to predict their own future based on the society structure of ants and bees.
Where to watch HorizonEpisode 15
The Intelligent Island
1h
This Horizon documentary looks at the radical transformations in the Singapore society as its technology extends into monitoring, logging, and linking up all businesses, information, and aspects of life on computer systems. The country's ultimate plan is to link the entire population electronically through the world's most advanced videotext system called Teleview. The report raises the question of what type of society this may create and also the political implications of such a system.
Where to watch HorizonEpisode 16
Legacy of a Volcano
1h
Horizon looks at the area around Mt. St. Helens 10 years after the volcanic eruption that devastated more 500 square kilometres of forest land in just minutes.
Where to watch HorizonEpisode 17
Do Cows Make You Mad?
1h
This episode of Horizon is about BSE transmitted in cattle feed and causing the fatal Creutzfeldt-Jakob syndrome in humans.
Where to watch HorizonEpisode 18
The Child Mothers
1h
Horizon investigates how teenage pregnancy is now posing massive health and social problems in many societies.
Where to watch HorizonEpisode 19
Signs of Life
1h
Horizon examines the possibility of scientists, either intentionally or unintentionally, creating living forms which could enjoy an independent existence, initially confined to computers and telephone networks, and in the form of computer viruses.
Where to watch HorizonEpisode 20
AIDS: A Quest for a Cure
1hfinale
Horizon investigates new breakthroughs in the scientific study, analysis, and reproduction of cells and their compounds, which may lead to the development of a cure for the AIDS virus.
Where to watch HorizonEpisode information updated Jul 25, 2026
Available now in United States
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Cast
Richard Branson
Nicholas SoamesBob Brier
Robert Winston
Robert GalloTrevor R. Bryce
Joshua Wurman
Bill PatersonProduction details
- Status
- Returning Series
- Series type
- Documentary
- Episodes
- 1,173
- Original language
- English
Networks & production
BBC TwoUnited Kingdom
Themes
philosophyscience