- 1 Colourful Notions
Documentary about colour perception based on the theories of Dr. Edwin Land, which oppose the long-held three-receptor theory of colour vision
Air Date: 1985-01-07
- 2 A World of Their Own
Horizon takes a look at consultant psychiatrists.
Air Date: 1985-01-14
- 3 Decoding Danebury
Horizon looks at the way modern archaeologists extract information from a site dig.
Air Date: 1985-01-21
- 4 A Mission to Heal
This Horizon episode is about a hospital in the African country of Kenya where the medical staff tells of a new approach to health care among the Pokot tribe.
Air Date: 1985-01-28
- 5 The Mystery of the Left Hand
In this episode, Horizon explores the characteristics of left-handed people.
Air Date: 1985-02-04
- 6 The Theatre of War
Horizon examines new military technology which will come to dominate the battlefields of the future.
Air Date: 1985-02-11
- 7 The Careful Predator
This episode of Horizon is about the controversial policy in African nation of Zimbabwe of encouraging villagers to allow wild animals back onto their land.
Air Date: 1985-02-25
- 8 What Einstein Never Knew
This documentary by Horizon attempts to explain the advances in physics in the search for the ultimate equation that explains the meaning of life, the universe, and everything else in existence.
Air Date: 1985-03-04
- 9 Eurekaaargh!
Horizon brings you a report by Robert Symes who offers ten golden guidelines on how to be a successful inventor.
Air Date: 1985-03-11
- 10 Careering On
This is a Horizon follow-up report on the careers of seven British teenagers studying Science 'O' levels back in 1978.
Air Date: 1985-03-18
- 11 How to Film the Impossible
This episode of Horizon looks at how the world's best special effects technicians create some of Hollywood's most spectacular film scenes.
Air Date: 1985-03-25
- 12 The Food Allergy War
Horizon investigates how food allergy has developed from the 1950's to the present.
Air Date: 1985-04-01
- 13 The Goddess of the Earth
Horizon examines a hypothesis that life itself manipulates the planet to enhance it's own survival.
Air Date: 1985-04-15
- 14 IRAS - The Supercooled Eye
This Horizon documentary examines the Infra-Red Astronomical Satellite (IRAS) which has detected evidence of planetary systems around distant stars.
Air Date: 1985-04-22
- 15 A Prize Discovery
Horizon reports on the current medical treatment of Malaria and Leukemia.
Air Date: 1985-04-29