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Season 1973
1973x1
Epidemic
Episode overview
Air date
Jan 04, 1973
Horizon examines sources of infection that have, and could still, cause epidemics in Britain.
1973x2
Worlds in Collision
Episode overview
Air date
Jan 11, 1973
This episode of Horizon features Immanuel Velikovsky and his theories about the solar system.
1973x3
The Military Necessity
Episode overview
Air date
Jan 18, 1973
Horizon examines the doctrines and military strategies of the rival alliances of NATO and the Warsaw Pact countries.
1973x4
The Curtain of Silence
Episode overview
Air date
Jan 25, 1973
Horizon looks into the problem of deafness in Britain.
1973x5
Crime Lab
Episode overview
Air date
Feb 01, 1973
No description available.
1973x6
When the Breeding Has to Stop
Episode overview
Air date
Feb 08, 1973
No description available.
1973x7
Science is Dead, Long Live Science
Episode overview
Air date
Feb 15, 1973
In this documentary by Horizon, we look at chemical warfare and the associated environmental problems that have given science a bad name.
1973x8
...And Where Will the Children Play?
Episode overview
Air date
Mar 01, 1973
Horizon explores how to make the future livable and prevent the effects of urban sprawl.
1973x9
Acupuncture: A Chinese Puzzle
Episode overview
Air date
Mar 08, 1973
Horizon explains acupuncture theories and examines its validity in modern medicine.
1973x10
What Time is Your Body?
Episode overview
Air date
Mar 22, 1973
Horizon illustrates the Circadian Cycle of your body clock as it relates to physical and mental efficiency.
1973x11
Survival of the Weakest
Episode overview
Air date
Apr 05, 1973
In this episode, Horizon investigates the chances of survival and chances of a normal life for babies who are born underweight.
1973x12
Red Sea Coral and the Crown of Thorns
Episode overview
Air date
Apr 12, 1973
This Horizon documentary shows the work of the Cambridge Coral Starfish Research Group off of Port Sudan in the Red Sea.
1973x13
Lumbered With Back-Ache!
Episode overview
Air date
Apr 26, 1973
In this report, Horizon studies the problem of backache and investigates some remarkable new spine research.
1973x14
Airport
Episode overview
Air date
May 03, 1973
Horizon covers Heathrow Airport in England and in particular, the work which is being done to make it safe.
1973x15
Do You Remember the Memory Man?
Episode overview
Air date
May 17, 1973
Horizon looks at the phenomena of memory and some recent discoveries about it made by scientists.
1973x16
What a Waste!
Episode overview
Air date
May 24, 1973
Horizon investigates the various ways of dealing with the growing problem of garbage.
1973x17
The Laws of the Land
Episode overview
Air date
Jun 07, 1973
In the episode, Horizon investigates modern intensive farming methods.
1973x18
Do We Really Need the Railways?
Episode overview
Air date
Jun 14, 1973
Horizon takes a realistic look at the new ideas and technology threatening Britain's railway system.
1973x19
The Telly of Tomorrow
Episode overview
Air date
Jun 21, 1973
In this Horizon documentary, it deals with the expansion of television in Britain and the USA, especially with the growth of cable television.
1973x20
The Rat Man
Episode overview
Air date
Jun 28, 1973
A dramatised reconstruction of Dr Freud's treatment of an obsessive neurotic who is frustrated, suicidal and terrified that rats are going to eat his father and girlfriend.
1973x21
How Does It Hurt?
Episode overview
Air date
Jul 05, 1973
In this episode of Horizon, you will find that many people suffer chronic pain and yet others cannot feel anything.
1973x22
A Scientist Looks at Religion
Episode overview
Air date
Aug 09, 1973
This report by Horizon examines the work of Sir Alister Hardy who has set up a research unit to examine religious experience.
1973x23
In Search of Konrad Lorenz
Episode overview
Air date
Sep 24, 1973
Horizon presents a portrait of Konrad Lorenz and a review of his career and personal interests.
1973x24
Stretch Up Tall
Episode overview
Air date
Oct 01, 1973
This episode of Horizon takes a look at the medical and educational treatment of spastics in Britain.
1973x25
Gilding the Lily
Episode overview
Air date
Oct 08, 1973
Horizon presents a documentary on the developments in botany resulting in new flowers and the mass production of plants from single cells.
1973x26
The Black Holes of Gravity
Episode overview
Air date
Oct 15, 1973
In this episode of Horizon, Prof. John Taylor of the London University looks at the effects of gravity and the forces it exerts on the universe.
1973x27
What's so Big About Us?
Episode overview
Air date
Oct 22, 1973
Horizon investigates the plight of the Pygmies, on the verge of extinction as a racial group.
1973x28
The Steadfast Tin Soldier
Episode overview
Air date
Oct 29, 1973
This Horizon documentary is a biography of the Danish nuclear physicist, Nils Bohr, and his efforts to internationally control atomic energy.
1973x29
Carry on Smoking
Episode overview
Air date
Nov 05, 1973
Horizon looks at the rise in the number of people who smoke and the real health risks.
1973x30
Air Crash Detective
Episode overview
Air date
Nov 26, 1973
In this report, Horizon investigates why airplanes crash and shows accident investigators at work analyzing a film of an actual crash.
1973x31
An Element of Mystery
Episode overview
Air date
Dec 03, 1973
This episode of Horizon documents the sources, uses, and properties of the element mercury and examines its role in modern society.
1973x32
Digging Up the Future
Episode overview
Air date
Dec 17, 1973
No description available
1973x33 Season finale
Kula, a Reason for Giving
Episode overview
Air date
Dec 24, 1973
Horizon reports on the inhabitants islands east of New Guinea who have evolved a system of intercommunication called the Kula.

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