37 episodesFirst aired 5 January 1970
Jan 19701h
This episode of Horizon centers on the study of the moon rock samples brought back to the earth by the Apollo 11 flight to the moon.
Jan 19701h
Horizon investigates the history of the life and work of Sir Henry Royce, co-founder of the firm Rolls Royce Royce.
Jan 19701h
This is the first part of a two-part episode on diseases afflicting people today. Horizon looks at the issue of stress on the body.
Jan 19701h
This is the second part of a two-part episode on diseases afflicting people today. Horizon looks at the causes of coronary heart disease and modern techniques of treatment and cure.
Feb 19701h
Horizon exams the current scientific research into human sexual behavior.
Feb 19701h
In this episode, Horizon reports on how much of the sea coast around Britain is becoming polluted.
Feb 19701h
This episode deals with the problems of infertility and showing the investigations being carried out.
Mar 19701h
Sir Bernard Spilsbury, a forensic pathologist, talks about the role of the scientific witness in the criminal courts.
Mar 19701h
A look at some of the work carried out in Britain into the development of new materials for industry.
Mar 19701h
This episode of Horizon looks at the question of the treatment of criminals in Britain.
Mar 19701h
Horizon reports on the Mental Health Service in Britain.
Mar 19701h
This episode surrounds the two channels of human communication - verbal and non-verbal.
Apr 19701h
A Horizon investigation into the research done in Britain and the USA to support the 'Continental Drift' theory.
Apr 19701h
This episode of Horizon looks at the National Health Service of Britain and the enormous demands that are imposed on it.
Apr 19701h
This report by Horizon looks into meteorological research in Britain and America.
May 19701h
An investigation by Horizon reveals information about the use of artificial additives and preservatives in the manufacture of modern processed foods.
Jul 19701h
On this episode of Horizon, the science behind the cosmetic industry and the social and psychological importance of beauty and fragrance is revealed.
Jul 19701h
This a a report by Horizon on the research in the USA and Canada into the habits of the wolf in its natural surroundings and in captivity.
Aug 19701h
Horizon explores the use and role of statistics in modern society and how they are needed for planning.
Aug 19701h
Horizon reveals new evidence found by archaeologists that have now traced our origins back to the extinct ape man of Africa.
Aug 19701h
In this episode, Horizon reports on how the TV series "Man and Science Today" compares the British National Health System with the private health system in the USA.
Aug 19701h
The population explosion of the Crown of Thorns starfish is investigated by Horizon.
Sept 19701h
Horizon brings you the history and modern day functions of the Natural History museum in Kensington, Britain.
Sept 19701h
This is an episode on problems dealing with viral diseases such as measles.
Sept 19701h
Horizon looks at the work of scientists as they unravel the problems of providing us with water.
Sept 19701h
In this story, Horizon investigates the issue of controversial animal experiments between anti-vivisectionists and scientists.
Oct 19701h
Horizon reports on the future of 30,000 children in Britain that are mentally retarded.
Oct 19701h
Horizon reports on the work of the British Nature Conservancy and how scientists are trying to find out about nature.
Nov 19701h
This episode of Horizon reports on the revolution in the size of oil tankers showing present and future planned methods of construction.
Nov 19701h
Horizon looks at problems caused by the rapid reproduction rate of insects and their increasing resistance to pesticides.
Nov 19701h
Horizon reports on Professor Claude Levi-Strauss who has been studying and analyzing the so-called primitive man for more than 30 years.
Nov 19701h
This episode of Horizon investigates the history of tanks in the last fifty years and the dominant role they have played in land warfare.
Nov 19701h
In this story, Horizon investigates the artificial intelligence of computers by watching a chess game.
Dec 19701h
Horizon examines some of the techniques used by the boom industry of Management Selection.
Dec 19701h
Horizon investigates the work of geologists and seismologists trying to predict the date of the next great earthquake in San Francisco, California.
Dec 19701h
Horizon reports on some of the pure scientific research work carried out at the Smithsonian Tropical Research institute.
Dec 19701h
This episode by Horizon is a dramatized reconstruction from original transcripts of the inquiry into the Tay Bridge disaster.