Episode

Horizon: The Twenty-Five Hour Clock

Name: Horizon: The Twenty-Five Hour Clock
Released: 1987-01-05
Duration: 60 min
Cast: Michael Mosley, Paul Vaughan, Alice Roberts, Hannah Fry, Richard Feynman

Horizon19871987-01-05

Overview

Report on research into biological body clocks, which can effect emotional and physical health and well-being.

Details

Series: Horizon
Season: Season 24
Episode: Episode 1
Air date: 1987-01-05
Runtime: 60 min

Episode context

The Twenty-Five Hour Clock is Episode 1 in 1987 of Horizon. It aired on 1987-01-05. The runtime is 60 min.

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Episode 2: The Search for the Disappeared 1987-01-12 | 60 min Report on how forensic scientists ae identifying individual victims amongst the people murdered by Argentina's military juntas, by examination and genetic testing of their remains.

More episodes from this season

Episode 3: The Blind Watchmaker 1987-01-19 | 60 min In this interview by Horizon, zoologist Richard Dawkins investigates an attack on evolution by scientific creationists, based on the book of the same name by the famous zoologist.

Episode 4: Riding the Stack 1987-01-26 | 60 min Astronauts and space shuttle designers talk about the risks of space flight, in the light of the space shuttle disaster of January 1986.

Episode 5: Bruno Bettelheim: The Man Who Cared for Children 1987-02-02 | 60 min Two part documentary on psychologist Bruno Bettelheim and his work with emotionally disturbed children.

Episode 6: Bruno Bettelheim: A Sense of Surviving 1987-02-09 | 60 min Two part documentary on psychologist Bruno Bettelheim and his work with emotionally disturbed children.

Episode 7: Energy from Outer Space 1987-02-16 | 60 min Report on exploration into releasing energy sources which came from outer space during the formation of the earth, 4,500 million years ago, and have lain dormant under the earth's crust. In Sweden a five mile deep drill hole was made to unleash this energy.

Episode 8: The Return of the Osprey 1987-02-23 | 60 min Documentary on the Osprey in north east America, where its natural habitat was being damaged by the use of DDT, but after some conservation work the Osprey is returning to the area.

Episode 9: Can AIDS Be Stopped? 1987-03-02 | 60 min Report on the development of the AIDS virus, and current research into vaccines to combat the disease.

Episode 10: Police Stress: The John Wayne Syndrome 1987-03-09 | 60 min Documentary on the increasing pressure put on the British police resulting in stress and psychological disorders, and also on the work of Dr. Douglas Duckworth, a psychologist at Leeds University who has worked with the police on these problems.

Episode 11: To Engineer Is Human 1987-03-16 | 60 min Engineer Henry Petroski explains why engineering can never be an exact science and looks at examples of engineering failures.

Episode 12: The Magma Chamber 1987-03-23 | 60 min Report on the research into volcanoes by British scientists Professor Geoff Brow n and Dr. Hazel Rymer, who have developed a technique of exploring the magma chambers of volcanoes and predicting when they will erupt.