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Episode guide

Horizon: 1975

26 episodes · first aired Jan 20, 1975

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  1. 1 The Killer Dust Jan 20, 1975 · 1h This investigative report by Horizon covers an investigation into the deaths of people who inhaled asbestos dust at Acre Mill, Yorkshire, England.
  2. 2 A Time to Be Born Jan 27, 1975 · 50m Investigates the growing tendency in hospitals to induce childbirth by injecting hormones into mothers. The practice has become increasingly widespread in recent years, and this film asks…
  3. 3 The Unsafe Sea Feb 10, 1975 · 1h This episode of Horizon examines the problems of ship safety in the English Channel.
  4. 4 The Change of Life Feb 17, 1975 · 1h Horizon investigates the symptoms of menopause and the various degrees in which it occurs.
  5. 5 Project Fido Feb 24, 1975 · 1h This episode of Horizon shows the peril to man of the ever increasing dog population in the western world.
  6. 6 The Planets Mar 10, 1975 · 1h By the end of 1974, Mars, Venus, Mercury and Jupiter had all been visited by spacecraft. For the first time scientists saw in sharp detail the continents, mountains, valleys and volcanoes…
  7. 7 The Long, Long Walkabout Apr 7, 1975 · 1h This report by Horizon covers an investigation by a group of Australian scientists that looks into the origins and history of the Australian Aborigines.
  8. 8 The Overworked Miracle Apr 14, 1975 · 1h This report by Horizon describes the resistance to antibiotics, fast growing in all countries, and the dangers it could mean for the future.
  9. 9 Not the Cheapest, But the Best Apr 21, 1975 · 1h Horizon investigates the life and work of the great engineer, Isambard Kingdom Brunel.
  10. 10 A Spoonful of Roughage Apr 28, 1975 · 1h Horizon explores the effect of fibre in diet on the diseases of western world.
  11. 11 Brain Poison May 5, 1975 · 1h Horizon presents an investigation into the effects on health of lead in the urban atmosphere.
  12. 12 The Bulldog's Last Bark? May 12, 1975 · 1h This is a Horizon report on the building of the British military deterrent from the first decision to make it in 1941 until the present state of lethargy.
  13. 13 Benjamin May 19, 1975 · 1h This episode of Horizon follows the progress of Benjamin Pile, born on 22 November, 1974, at Oxford in Britain.
  14. 14 The McMaster Experiment Jun 2, 1975 · 1h This report by Horizon covers an experiment at McMaster University Medical School, in Ontario, Canada.
  15. 15 The Glazed Outlook Jun 9, 1975 · 1h Horizon investigates the attempts by the University of Newcastle in England to define and create an ideal living and working environment.
  16. 16 The Three Chord Trick Jun 16, 1975 · 1h Horizon explores the psychology of music, as it explains why music has such a powerful emotive effect in every society.
  17. 17 The Cleanest Place in the World Jun 23, 1975 · 1h This report by Horizon brings you scientists that are using Antarctica as a giant natural lab to study who has polluted Earth most; man or nature.
  18. 18 Strange Sleep Jun 30, 1975 · 1h Horizon investigates the discovery of gaseous anaesthetic from 1840 until the early years of 20th century.
  19. 19 The Greatest Advance Since the Wheel? Jul 7, 1975 · 1h Horizon reports on the history of superconductivity, from discovery, to the present.
  20. 20 How Do You Read? Jul 14, 1975 · 1h In this documentary, Horizon reports on the reading process; how it works for the fluent, and how it should be taught.
  21. 21 The Sickly Sea Jul 21, 1975 · 1h This episode of Horizon describes the various aspects of the pollution problem of the Mediterranean Sea.
  22. 22 Happy Catastrophe Jul 28, 1975 · 1h In this Horizon episode, Rene Thom's mathematical discovery of the catastrophe theory is investigated.
  23. 23 To Die, to Live - The Survivors of Hiroshima Aug 4, 1975 · 1h This documentary by Horizon commemorates the dropping of the A-bomb on Hiroshima, Japan on August 6, 1945.
  24. 24 Cannabis Aug 11, 1975 · 1h Horizon takes a look at the history of cannabis and the research on the effects of smoking marijuana.
  25. 25 Meditation and the Mind Aug 18, 1975 · 1h This is a report by Horizon on Transcendental Meditation, or TM, brought to the West by the Maharishi Mahesh Yogi.
  26. 26 The Trobriand Experiment Dec 29, 1975 · 1h This documentary by Horizon is about the Trobriand islanders, whose culture is based on the Kula, a communication system of giving and receiving.