1975
26 episodes · Jan 20, 1975
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- S12E1
The Killer Dust
Jan 20, 197560mThis investigative report by Horizon covers an investigation into the deaths of people who inhaled asbestos dust at Acre Mill, Yorkshire, England.
S12E2A Time to Be Born
Jan 27, 197550mInvestigates 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 if induction is desirable, necessary, and safe.
- S12E3
The Unsafe Sea
Feb 10, 197560mThis episode of Horizon examines the problems of ship safety in the English Channel.
- S12E4
The Change of Life
Feb 17, 197560mHorizon investigates the symptoms of menopause and the various degrees in which it occurs.
- S12E5
Project Fido
Feb 24, 197560mThis episode of Horizon shows the peril to man of the ever increasing dog population in the western world.
- S12E6
The Planets
Mar 10, 197560mBy 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 of other worlds. Tonight's programme shows how these geological features give clues to the way the planets evolved; how they have helped scientists in their attempt to reach back 5,000 million years to understand the formation of the solar system itself.
- S12E7
The Long, Long Walkabout
Apr 7, 197560mThis report by Horizon covers an investigation by a group of Australian scientists that looks into the origins and history of the Australian Aborigines.
- S12E8
The Overworked Miracle
Apr 14, 197560mThis report by Horizon describes the resistance to antibiotics, fast growing in all countries, and the dangers it could mean for the future.
- S12E9
Not the Cheapest, But the Best
Apr 21, 197560mHorizon investigates the life and work of the great engineer, Isambard Kingdom Brunel.
- S12E10
A Spoonful of Roughage
Apr 28, 197560mHorizon explores the effect of fibre in diet on the diseases of western world.
- S12E11
Brain Poison
May 5, 197560mHorizon presents an investigation into the effects on health of lead in the urban atmosphere.
- S12E12
The Bulldog's Last Bark?
May 12, 197560mThis 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.
- S12E13
Benjamin
May 19, 197560mThis episode of Horizon follows the progress of Benjamin Pile, born on 22 November, 1974, at Oxford in Britain.
- S12E14
The McMaster Experiment
Jun 2, 197560mThis report by Horizon covers an experiment at McMaster University Medical School, in Ontario, Canada.
- S12E15
The Glazed Outlook
Jun 9, 197560mHorizon investigates the attempts by the University of Newcastle in England to define and create an ideal living and working environment.
- S12E16
The Three Chord Trick
Jun 16, 197560mHorizon explores the psychology of music, as it explains why music has such a powerful emotive effect in every society.
- S12E17
The Cleanest Place in the World
Jun 23, 197560mThis 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.
- S12E18
Strange Sleep
Jun 30, 197560mHorizon investigates the discovery of gaseous anaesthetic from 1840 until the early years of 20th century.
- S12E19
The Greatest Advance Since the Wheel?
Jul 7, 197560mHorizon reports on the history of superconductivity, from discovery, to the present.
- S12E20
How Do You Read?
Jul 14, 197560mIn this documentary, Horizon reports on the reading process; how it works for the fluent, and how it should be taught.
- S12E21
The Sickly Sea
Jul 21, 197560mThis episode of Horizon describes the various aspects of the pollution problem of the Mediterranean Sea.
- S12E22
Happy Catastrophe
Jul 28, 197560mIn this Horizon episode, Rene Thom's mathematical discovery of the catastrophe theory is investigated.
- S12E23
To Die, to Live - The Survivors of Hiroshima
Aug 4, 197560mThis documentary by Horizon commemorates the dropping of the A-bomb on Hiroshima, Japan on August 6, 1945.
- S12E24
Cannabis
Aug 11, 197560mHorizon takes a look at the history of cannabis and the research on the effects of smoking marijuana.
- S12E25
Meditation and the Mind
Aug 18, 197560mThis is a report by Horizon on Transcendental Meditation, or TM, brought to the West by the Maharishi Mahesh Yogi.
- S12E26
The Trobriand Experiment
Dec 29, 197560mThis documentary by Horizon is about the Trobriand islanders, whose culture is based on the Kula, a communication system of giving and receiving.