1991
23 episodes · Jan 7, 1991
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- S28E1
Sudden Death
Jan 7, 199160mDocumentary considering the nature of sudden death, the effects of coronary heart disease and the part they play.
- S28E2
Keen as Mustard
Jan 14, 199160mThis Horizon episode tells the story of the top secret experiments carried out to test the effects of mustard gas.
- S28E3
Smokers Can Harm Your Health
Jan 21, 199160mHorizon investigates the case against passive smoking and reveals new evidence of its danger.
- S28E4
Coming In from the Cold
Jan 28, 199160mHorizon reports on the new arms verification industry emerging due to the new arms control treaties.
- S28E5
Small Problems with the Mirror
Feb 4, 199160mHorizon follows astronomer's efforts to rescue the Hubble space telescope and restore its original planned performance.
- S28E6
Two Weeks to Save the Earth
Feb 10, 199160mLooks at the work of Earthwatch, and some of the many people who spend their holidays contributing to learning about the planet by helping on prehistoric digs, recording fish noises, tracking rodents, measuring grass an leaves and counting insects in places all over the world, often suffering much discomfort and boredom.
- S28E7
California Dreaming
Feb 11, 199160mThis Horizon documentary presents the US auto industry's response to clean-up the air in Los Angeles, California by the year 2007.
- S28E8
The Day the Earth Melted
Feb 25, 199160mThis episode of Horizon examines 20 years of research which has led to a new theory on how the earth's crust was made.
- S28E9
The Curse of Karash
Feb 25, 199160mLooks at the phenomenon of the outbreaks of a lethal kidney disease amongst groups of people scattered around an area of the Balkans, covering Yugoslavia, Romania and Bulgaria, over the past 30 years.It considers the attempts and theories of scientists from all these countries over the years to find the cause of the disease.
- S28E10
Playing at Noah
Mar 4, 199160mThis Horizon interview presents Dr. Ulysses Seal who believes the "frozen zoo" concept is the best way to save vanishing species for the future generations.
- S28E11
Cashing in on Paradise
Mar 11, 199160mThis Horizon episode considers the pros and cons of "ecotourism" and the effects of tourism on the environment. The coral reefs of areas of Belize are suffering already from the effects tourists coming to the area. Rain forests and ape sanctuary areas employing the local community are also becoming a danger to the delicate environments.
- S28E12
The Terracotta Time Machine
Mar 18, 199160mThis episode of Horizon explores the Natural History Museum and its philosophy, both past and present. We look at some of the recent innovations that have been introduced in the past few years. The recent director of the museum, Dr. Neil Chalmers, justifies his policies, restructuring, and the academics. The scientists, who are adversely affected by the policies, air their own worries and concerns.
- S28E13
Measuring the Roof of the World
Mar 25, 199160mHorizon examines the problems and cartography involved in mapping mountains such as Mount Everest. They follow the history of of mapping from those surveys conducted by mountaineering expeditions and early explorers, to modern mapping techniques using planes and satellites. Horizon also considers the startling news that K2 may actually be the world's tallest mountain according to recent satellite calculations.
- S28E14
The First Americans
Apr 15, 199160mHorizon looks at archaeologist's new theories surrounding the population of the New World over 11,000 years ago
- S28E15
Inside Chernobyl's Sarcophagus
Apr 22, 199160mDocumentary following the clean-up operation at Chernobyl and the elite team of Soviet scientists working in areas of radiation that would be considered lethal in the West, whilst they hunt for missing fuel, uranium and plutonium, anxious that these could cause a second accident.
- S28E16
Colonising Cyberspace
Apr 29, 199160mHorizon presents a documentary on how virtual reality can make humans feel as if they are present in the computer simulated artificial world. What is the future of all this powerful, seductive technology?
- S28E17
Emerging Viruses
May 13, 199160mIn this report, Horizon follows a group of eminent scientists who believe we have become too complacent about infectious diseases.
- S28E18
Camelford - A Bitter Aftertaste
May 20, 199160mHorizon explores the Camelford disaster, in which aluminium sulphate was accidentally added to drinking water in Cornwall in 1988.
- S28E19
Of Big Bangs, Stick Men and Galactic Holes
Jun 3, 199160mSeveral astronomers and scientists explore the concepts of "hot/cold dark space" and whether or not the "Big Bang" theory is actually correct, as well as considering the structures of galaxies.
- S28E20
Food For Thought
Jun 10, 199160mThis story by Horizon looks at the expanding and controversial area of "smart drugs".
- S28E21
The Long Road to the West
Jun 17, 199160mIn this Horizon episode, we look at the problems facing the Carl Zeiss optics company of Jena and other companies in the scientific sector of the former Eastern block countries. Following the reunification of Germany and the end of the Cold War, harsh economic conditions and the lack of scientific progress over the preceding decades in particular are explored.
- S28E22
Half Hearted About Semi-Skimmed
Jun 24, 199160mHorizon examines the social and scientific issues around the cholesterol debate.
- S28E23
T-Rex Exposed
Jul 1, 199160mConsiders some of the different theories surrounding the Tyrannosaurus Rex dinosaur, and other members of the same family, and shows how calculations about size, speed, weight, etc. are made from skeletons, some of them recently discovered in Montana. Scientists also use the latest x-ray/scanning techniques to examine skulls and bones for information.