S15E1 - Living Machines
Horizon investigates how biologists and engineers are pooling their ideas to understand how nature's machines work.
Jan. 6, 1978, midnight
S15E2 - A Land for All Reasons
In this episode, Horizon examines the need for an objective approach to land management in Britain.
Jan. 20, 1978, midnight
S15E3 - I Don't Want to Be a Burden
Horizon explores community and residential services available to the elderly in South Hampton, England.
Jan. 27, 1978, midnight
S15E4 - Zero G
Horizon presents a report on zero gravity and the effects of weightlessness in spacecraft on humans.
Feb. 3, 1978, midnight
S15E5 - The Message in the Rocks
Develops the theory that four and a half thousand million years ago the earth was formed thanks to the explosion of a huge star which provided the rocks, the minerals and the radioactivity from which life developed. These theories are based partly on analysis of a meteorite which dropped near a village in Mexico at the beginning of the seventies.
Feb. 17, 1978, midnight
S15E6 - The Eddystone Lights
Horizon reports on last three attempts to build a lighthouse on the Eddystone Rocks, near Plymouth.
Feb. 24, 1978, midnight
S15E7 - Light of the 21st Century
Horizon presents a documentary on the development of the Light Amplification by Stimulated Emission of Radiation device, or more commonly know as the Laser.
March 10, 1978, midnight
S15E8 - The New Breadline
Horizon investigates the reasons for poverty in Britain today, now with seven million on at the poverty line.
March 24, 1978, midnight
S15E9 - Now the Chips Are Down
About the applications and implications for the future, particularly the effects on the labour market, of microprocessors.
March 31, 1978, midnight
S15E10 - Explosions in the Mind
In this episode, Horizon explores the after effects of a stroke when there is a sudden stoppage of blood to the human brain.
July 14, 1978, midnight
S15E11 - One Small Step
Horizon investigates the race to the moon between the USA and Russia and questions the motives behind the space race.
July 21, 1978, midnight
S15E12 - The Tsetse Trap
This episode of Horizon is about the tsetse fly which rules most of Africa and why much of the fertile land can't in Africa can't be used because of the dangerous insect.
July 28, 1978, midnight
S15E13 - A Whisper From Space
Horizon explores the history of evidence used to support the Big Bang Theory of the creation of the universe.
Aug. 4, 1978, midnight
S15E14 - Prisoners of Hope
In this episode, Horizon explains some of the research in multiple sclerosis and how the lives of MS sufferers are affected.
Aug. 11, 1978, midnight
S15E15 - On a Different Track
Horizon presents a brief history of the French railways and the policy behind their future direction.
Aug. 18, 1978, midnight
S15E16 - Careering into Science
This documentary by Horizon is about six school children taking 'O' levels exams and inter science in Britain.
Aug. 25, 1978, midnight
S15E17 - Cashing in on the Ocean
Horizon looks at the implications of exploiting Manganese nodules which are scattered over the seabed.
Sept. 1, 1978, midnight
S15E18 - Bags of Life
Horizon investigates the composition and structure of the membrane that surround individual cells.
Sept. 8, 1978, midnight
S15E19 - Innocent Slaughter?
In this documentary, Horizon examines all sides of the Canadian Harpseal hunt issue and asks if it is really necessary.
Sept. 15, 1978, midnight
S15E20 - The Beersheva Experiment
Horizon explores an experimental medical school in Israel where students are trained primarily to care for people.
Nov. 3, 1978, midnight
S15E21 - Divers Do It Deeper
Horizon explores the years of research that have enabled divers to go to greater and greater ocean depth.
Nov. 10, 1978, midnight
S15E22 - The Big Sleep
In this story, Horizon takes a look at the world's leading hibernation research projects.
Nov. 17, 1978, midnight
S15E23 - The Vital Spark
In this episode, Horizon examines the current developments in electrotherapy.
Nov. 24, 1978, midnight
S15E24 - The Red Deer of Rhum
Horizon takes a look at the changing behaviour of individual animals in a herd of red deer on the Isle of Rhum.
Dec. 29, 1978, midnight