1975x01 The Killer Dust
January 20, 1975 9:00 pm
This investigative report by Horizon covers an investigation into the deaths of people who inhaled asbestos dust at Acre Mill, Yorkshire, England.
1975x02 A Time to Be Born
January 27, 1975 9:00 pm
Horizon investigates the growing tendency in hospitals in Britain to induce childbirth by injecting the hormone oxytocin into expectant mothers.
1975x03 The Unsafe Sea
February 10, 1975 9:00 pm
This episode of Horizon examines the problems of ship safety in the English Channel.
1975x04 The Change of Life
February 17, 1975 9:00 pm
Horizon investigates the symptoms of menopause and the various degrees in which it occurs.
1975x05 Project Fido
February 24, 1975 9:00 pm
This episode of Horizon shows the peril to man of the ever increasing dog population in the western world.
1975x06 The Long, Long Walkabout
April 7, 1975 9:00 pm
This report by Horizon covers an investigation by a group of Australian scientists that looks into the origins and history of the Australian Aborigines.
1975x07 The Overworked Miracle
April 14, 1975 9:00 pm
This report by Horizon describes the resistance to antibiotics, fast growing in all countries, and the dangers it could mean for the future.
1975x08 Not the Cheapest, But the Best
April 21, 1975 9:00 pm
Horizon investigates the life and work of the great engineer, Isambard Kingdom Brunel.
1975x09 A Spoonful of Roughage
April 28, 1975 9:00 pm
Horizon explores the effect of fibre in diet on the diseases of western world.
1975x10 Brain Poison
May 5, 1975 9:00 pm
Horizon presents an investigation into the effects on health of lead in the urban atmosphere.
1975x11 The Bulldog's Last Bark
May 12, 1975 9:00 pm
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.
1975x12 Benjamin
May 19, 1975 9:00 pm
This episode of Horizon follows the progress of Benjamin Pile, born on 22 November, 1974, at Oxford in Britain.
1975x13 The McMaster Experiment
June 2, 1975 9:00 pm
This report by Horizon covers an experiment at McMaster University Medical School, in Ontario, Canada.
1975x14 The Glazed Outlook
June 9, 1975 9:00 pm
Horizon investigates the attempts by the University of Newcastle in England to define and create an ideal living and working environment.
1975x15 The Three Chord Trick
June 16, 1975 9:00 pm
Horizon explores the psychology of music, as it explains why music has such a powerful emotive effect in every society.
1975x16 The Cleanest Place in the World
June 23, 1975 9:00 pm
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.
1975x17 Strange Sleep
June 30, 1975 9:00 pm
Horizon investigates the discovery of gaseous anaesthetic from 1840 until the early years of 20th century.
1975x18 The Greatest Advance Since the Wheel?
July 7, 1975 9:00 pm
Horizon reports on the history of superconductivity, from discovery, to the present.
1975x19 How Do You Read?
July 14, 1975 9:00 pm
In this documentary, Horizon reports on the reading process; how it works for the fluent, and how it should be taught.
1975x20 The Sickly Sea
July 21, 1975 9:00 pm
This episode of Horizon describes the various aspects of the pollution problem of the Mediterranean Sea.
1975x21 Happy Catastrophe
July 28, 1975 9:00 pm
In this Horizon episode, Rene Thom's mathematical discovery of the catastrophe theory is investigated.
1975x22 To Die, to Live - The Survivors of Hiroshima
August 4, 1975 9:00 pm
This documentary by Horizon commemorates the dropping of the A-bomb on Hiroshima, Japan on August 6, 1945.
1975x23 Cannabis
August 11, 1975 9:00 pm
Horizon takes a look at the history of cannabis and the research on the effects of smoking marijuana.
1975x24 Meditation and the Mind
August 18, 1975 9:00 pm
This is a report by Horizon on Transcendental Meditation, or TM, brought to the West by the Maharishi Mahesh Yogi.
1975x25 The Trobriand Experiment
December 29, 1975 9:00 pm
This documentary by Horizon is about the Trobriand islanders, whose culture is based on the Kula, a communication system of giving and receiving.
