Horizon follows experiments on the eyes being undertaken at the Department of Psychology at the University of Chicago. The purpose of the experiments are to discover if our eyes can tell us things we might prefer to keep secret.

Horizon explores an American mental hospital, observing schizophrenic patients under treatment with remarkable new drugs.

A profile of Dr. Albert Copley, the famous hematologist, who is also known as an accomplished artist under the name of Alcopley.

Horizon looks at the research of dolphins being conducted at a United States naval base in Port Magu, California. The research concentrates on the dolphin's abilities of navigation.

North of Boston, on Route 128, a new industrial landscape based on science is developing. Here men of high intellectual qualifications are developing way-out products, including a helicopter powered by radio waves, a computer which teaches medical diagnosis, and a hair-raising way of testing driving conditions.

A remarkable Swedish film of the gradual development of the human embryo from fertilisation until birth.

Horizon looks into inventors who struggle against exploding technology, the buying power of great industries and taxation problems to make their leaps into the unknown.

Europe's heritage of pictures, statues, and buildings is being destroyed at a frightening rate by atmospheric pollution, but an American scientist has just invented a method of preserving limestone.

The location of the historic city of Troy was finally pinned down by the researches of Carl Blegen.

Horizon travels to the spacecraft center in Houston, Texas to study astronauts in space and how they react to being in space and the stresses of launching and re-entry.

Horizon looks at the possibilities of landing a man on the planet Mars.

Gordon Taylor meets with Konrad Lorenz, the inventor of ethology, and interviews him about his work on animal instinct and his theories about human instinct.

Horizon explores substitute 'phantoms' which are used in radiation studies, manned spaceflight experiments and accident research that gives valuable information on the limits of tolerance on the human body.

Dr. John Gurdon talks about the action of the chromosomes puffing when they undergo intense genetic activity.

Horizon investigates the research conducted in England and America on the problems associated with autistic children.

This episode of Horizon reports on the famous science fiction writer, H. G. Wells.

Horizon reports on the the Massachusetts Institute of Technology.

Horizon looks at the scientific research being carried out in the Antarctic under the guidance the Scientific Committee for Antarctic Research (SCAR) which was formed in 1856.

Horizon investigates the stresses on athletes.

Christopher Chataway presents a program on the development of the rocket, first as a weapon, and then for the American space program.

Doctors and psychologists talk about the problems inherent in the determination of sex.

This program shows the work of Ernst Chain, one of the discoverers of antibiotics, now a Professor of Biochemistry at the Imperial College in London.

The survival of Britain as an industrial power depends of science and on scientists. But are our scientists paid enough to attract them into the right jobs?