The Forever Fuel

E1

Horizon presents an investigation into the potential and problems of using hydrogen as an alternative to existing fuels.

In Search of Pegasus

E2

In this program, Horizon looks at the effort and money spent on the horse to produce the perfect specimen.

The Keys of Paradise

E3

Horizon follows the discovery of a chemical in the brain which has morphine-like properties.

Sweet Solutions

E4

Horizon presents the history and research into the uses of sugar.

Bronze Age Blast-Off

E5

In this documentary by Horizon, you are shown a revolution in archaeological dating has shown that metal technology was invented in Europe.

The Real Bionic Man

E6

Horizon explores the current state of research into the development of artificial replacements for various parts of the body.

A Mediterranean Prospect

E7

Horizon reports about the attempts to bring about cooperation between the Mediterranean countries to combat pollution of their seas.

Elements of Risk

E8

In this episode, Horizon looks at Britain's methods and plans for nuclear waste management and disposal of the fuel elements.

Mr. Ludwig's Tropical Dreamland

E9

Horizon presents a documentary that shows how part of the Amazon river area around the Rio Jari was developed with rice and forestry.

Where Nothing Happens Twice

E10

This is a Horizon documentary about Liam Hudson, noted psychologist at Brunel University as he challenges modern psychologists.

Journey Through the Human Body

E11

Horizon examines the work of Dr. Lennart Nilsson who has filmed the complete arterial system of the human body.

The Fight to Be Male

E12

This episode of Horizon looks at the recent scientific research into how humans become male or female.

The Robots Are Coming

E13

This Horizon documentary is about the increasing use of robots in industry, and the robot's abilities and weaknesses.

Mexican Oil Dance

E14

Horizon explores the effect of the Mexican oil boom on the country itself and world energy situation.

Tracks on the Oregon Trail

E15

Horizon investigates the environmental protection program going on in the state of Oregon in the USA. Oregon is the first state to clean up it's environment.

The Race to Reshape Cars

E16

In this episode, Horizon reports on the need to consider more aerodynamic designs for cars to improve fuel economy.

Dragnet for Diabetes

E17

Horizon presents a report on the research into diabetes to determine its causes, controlling measures, and the prevention of complications.

The Lost Waters of the Nile

E18

Horizon takes a trip down the Jonglei Canal which is under construction in Sudan and reports on the changes the new canal will bring to the country, and the rest of the world.

Survival of the Fastest

E19

This Horizon documentary describes the complete history and design of motorcycles which have significantly evolved over the past 80 years.

A Touch of Sensitivity

E20

This report by Horizon is about current research into the physical and psychological effects of touch, and the effects of touch deprivation.

A Treasury of Trees

E21

Horizon investigates how the British landscape is changing its appearance with native trees being replaced by imported species.

Darkness Visible

E22

Horizon examines the development of the relatively new science of x-ray astronomy.

Uranium Goes Critical

E23

This Horizon episode is all about Uranium; its history, the use of uranium for nuclear energy, the dangers of uranium, and the scarcity of the mineral.

The Fat in the Fire

E24

Horizon explores current research into the causes and cure for obesity.

Decade

E25

In this episode by Horizon, G. R. Taylor presents his personal view of science based on previous Horizon episode clips from the 1970's.