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A Matter of Self-Defense
Episode number: 1
Overview: This episode of Horizon explains how our body fights infections and cancers and brings us up-to-date on recent research in immunology.
Bird Brain - The Mystery of Bird Navigation
Episode number: 2
Overview: This episode of Horizon is about various experiments on migratory birds and homing pigeons to try and discover how they navigate.
Never Too Late to Learn
Episode number: 3
Overview: Horizon reports on the British Open University and how it operates.
The Great Fish Hunt
Episode number: 4
Overview: Horizon investigates how Britain has hunted fish in the past and how improved fish catching techniques have severely reduced fish stocks.
Pedal Power
Episode number: 5
Overview: This episode of Horizon is about the history of the bicycle and the possibility of it being able to ease the traffic problems in Britain.
The Writing on the Wall
Episode number: 6
Overview: In this episode, Horizon looks at connections between crime and poor housing design in the USA.
Where Did the Colorado Go?
Episode number: 7
Overview: Horizon investigates reports of abuse of the Colorado river in the USA.
The Future Goes Boom
Episode number: 8
Overview: Horizon examines the British Hudson Institute's methods and predictions for the future of economics.
Fusion: The Energy Promise
Episode number: 9
Overview: In this Horizon episode, we look at attempts by scientists to solve the energy crisis of future by building nuclear fusion reactors.
The First Ten Years
Episode number: 10
Overview: In this report, Prof. John Maynard Smith looks back at some of the subjects Horizon has presented since 1964.
This Yankee Dodge Beats Mesmerism Hollow
Episode number: 11
Overview: Horizon looks back at the discovery and the development of anesthesia.
The Hunting of the Quark
Episode number: 12
Overview: This Horizon episode is about the search for quarks, thought to be the substance of which electrons, protons, and neutrons are made of.
A Noah's Ark for Europe
Episode number: 13
Overview: Horizon investigates captive animal breeding to prevent extinction of animal species in the wild.
Bridges: When It Comes to the Crunch
Episode number: 14
Overview: Horizon reports on bridges in Britain...how safe are they?
Search for Life
Episode number: 15
Overview: Documentary about the origins of life which attempts to find out what happened in the one billion years before fossil evidence begins.
The Secrets of Sleep
Episode number: 16
Overview: Horizon investigates the subject of sleep in Britain and the USA.
Who Needs Skills?
Episode number: 17
Overview: In this episode of Horizon, you learn about transferring the basis of modern industry production from human skills to computer programmed machines.
Hills of Promise
Episode number: 18
Overview: In this report, Horizon presents the state of hill farming in Wales.
The Race for the Double Helix
Episode number: 19
Overview: This documentary of Horizon reports on the discovery of the structure of DNA in 1953 by Dr. Francis Crick and Prof. James Watson.
The Immigrant Doctors
Episode number: 20
Overview: In this episode, Horizon reports on the rising number of imigrant doctors working in the National Health System of Britain.
Mines, Minerals and Men
Episode number: 21
Overview: Horizon explores the technological and economic reasons for the mining revival in Britain.
What Price Steak?
Episode number: 22
Overview: Horizon reports on the beef crisis and rising prices.
Listen and Be Loyal
Episode number: 23
Overview: Horizon brings you a report by Tom Harrison on anti-nazi propaganda in Britain during World War II.
Adam or Eve?
Episode number: 24
Overview: This episode of Horizon investigates the role that hormones play in the stages of mammalian sexual development.
An Unholy Scramble
Episode number: 25
Overview: Horizon investigates some of the risks and problems involved in bringing oil from the North Sea ashore.
Do as You Are Told
Episode number: 26
Overview: This report by Horizon explores how far people are prepared to suppress their own moral scruples in the face of necessity to obey authority.
The First Signs of Washoe
Episode number: 27
Overview: Horizons reviews the scientific work of Americans in the field of research in communication with animals.
The Other Way
Episode number: 28
Overview: Horizon presents Dr. Schumacher's theory that use of modern technology could make the working week a creative experience.
The Greatest Advance Since the Wheel?
Episode number: 29
Overview: Sixty years ago a Dutch scientist discovered a phenomenon that overturned the electrical rule book. By cooling certain metals to incredibly low temperatures he found they could continue to carry an electric current for ever, even when the power supply was switched off. Today, developments of these metals - called superconductors-have led to trains that fly, magnets that could depollute rivers and machines that promise cheaper power.
Joey
Episode number: 30
Overview: This story by Horizon reconstructs the true life story of Joey Deacon.
The Neglected Harvest
Episode number: 31
Overview: Horizon investigates the developments and research in forestry which may now help to overcome shortage of timber.
How on Earth Did They Do That?
Episode number: 32
Overview: This documentary by Horizon reports on the development of cinematographic special effects from 1890's to date.
The Lysenko Affair
Episode number: 33
Overview: Horizon presents a dramatized documentary on the rise to power of Trofim Denisovich Lysenko, a young Ukrainian agriculturalist.