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A Smile for a Crocodile
Episode number: 1
Overview: Horizon documents the life of crocodiles and alligators, and their breeding and exploitation.
The Pill for the People
Episode number: 2
Overview: Horizon traces the history of the oral contraceptive pill through the last 60 years as told by its pioneers.
The Ape That Stood Up
Episode number: 3
Overview: Horizon looks at how recent excavations in Africa have changed the accepted ideas of man's origins and age.
The Human Animal
Episode number: 4
Overview: Horizon investigates Sociobiology, which is a study of human social behaviour based on zoological research into animal behaviour.
The Guinea Pig and the Law
Episode number: 5
Overview: In this episode, Horizon explores how animal experiments are carried out in Britain.
Hunters of the Seal
Episode number: 6
Overview: Horizon presents a story that depicts an astonishingly harsh way of life of the Netsilik Eskimos whose whole life is based on seal hunting.
The Red Planet
Episode number: 7
Overview: This story by Horizon traces the efforts of astronomers and scientists through history to prove the existence of life on Mars.
One of Nature's Hotels
Episode number: 8
Overview: Horizon looks at an ecological study of the Ythan estuary in Scotland.
Dawn of the Solar Age
Episode number: 9
Overview: In this episode, Horizon investigates research into solar energy in the USA, Japan, and the UK.
Genetic Roulette
Episode number: 10
Overview: Horizon explores the debate on human genetic engineering.
The Amazing Doctor Newton
Episode number: 11
Overview: BBC television documentary which explores, using live-action dramatisation, the life's work of Sir Isaac Newton, emphasising his sources of inspiration.
The Trouble with Medicine
Episode number: 12
Overview: In this episode, Horizon looks at how, despite the high costs of the National Health System of Britain, more money doesn't mean better health.
Silent Speech
Episode number: 13
Overview: This Horizon report is about Prof. Hubert Montagner and his study of non-verbal communication in young children, along with his findings.
The Green Machine
Episode number: 14
Overview: Horizon makes an investigation into plant biology.
The River That Came Clean
Episode number: 15
Overview: This is a report by Horizon on the successful clean-up of the River Thames in Britain.
Blueprints in the Bloodstream
Episode number: 16
Overview: This Horizon episode reports on research by scientists into identifying a system of markers, such as tissue types on blood cells, which indicate the human being's vulnerability to a whole range of diseases like multiple sclerosis and diabetes, and the possibilities this presents for preventive medicine.
40 Years of Murder
Episode number: 17
Overview: Horizon presents a profile on one of the UK's leading pathologists, Keith Simpson.
The Cry for Help
Episode number: 18
Overview: This Horizon episode examines the growing British problem of attempted suicide by an overdose of drugs.
The Sunspot Mystery
Episode number: 19
Overview: Horizon presents evidence that links the drought cycle with the number of magnetically-hyperactive sunspots.
The Rhine's Revenge
Episode number: 20
Overview: Horizon presents the story of how the river Rhine has defended itself against progress.
Icarus' Children
Episode number: 21
Overview: Horizon presents a report on the prize offered to the first person who could fly a prescribed figure of eight course.
The Healing Nightmare
Episode number: 22
Overview: This episode of Horizon is a dramatized reconstruction of breakdown of Carl Gustav Jung on the road to insanity.
The Great Wine Revolution
Episode number: 23
Overview: Horizon explores a new science-based revolution in the production of wine.