Episode

Horizon: Small Problems with the Mirror

Name: Horizon: Small Problems with the Mirror
Released: 1991-02-04
Duration: 60 min
Cast: Michael Mosley, Paul Vaughan, Alice Roberts, Hannah Fry, Richard Feynman

Horizon19911991-02-04

Overview

Horizon follows astronomer's efforts to rescue the Hubble space telescope and restore its original planned performance.

Details

Series: Horizon
Season: Season 28
Episode: Episode 5
Air date: 1991-02-04
Runtime: 60 min

Episode context

Small Problems with the Mirror is Episode 5 in 1991 of Horizon. It aired on 1991-02-04. The runtime is 60 min.

Previous / Next

Episode 4: Coming In from the Cold 1991-01-28 | 60 min Horizon reports on the new arms verification industry emerging due to the new arms control treaties.

Episode 6: Two Weeks to Save the Earth 1991-02-10 | 60 min Looks 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.

More episodes from this season

Episode 3: Smokers Can Harm Your Health 1991-01-21 | 60 min Horizon investigates the case against passive smoking and reveals new evidence of its danger.

Episode 7: California Dreaming 1991-02-11 | 60 min This Horizon documentary presents the US auto industry's response to clean-up the air in Los Angeles, California by the year 2007.

Episode 2: Keen as Mustard 1991-01-14 | 60 min This Horizon episode tells the story of the top secret experiments carried out to test the effects of mustard gas.

Episode 8: The Day the Earth Melted 1991-02-25 | 60 min This episode of Horizon examines 20 years of research which has led to a new theory on how the earth's crust was made.

Episode 1: Sudden Death 1991-01-07 | 60 min Documentary considering the nature of sudden death, the effects of coronary heart disease and the part they play.

Episode 9: The Curse of Karash 1991-02-25 | 60 min Looks 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.

Episode 10: Playing at Noah 1991-03-04 | 60 min This Horizon interview presents Dr. Ulysses Seal who believes the "frozen zoo" concept is the best way to save vanishing species for the future generations.

Episode 11: Cashing in on Paradise 1991-03-11 | 60 min This 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.

Episode 12: The Terracotta Time Machine 1991-03-18 | 60 min This 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.

Episode 13: Measuring the Roof of the World 1991-03-25 | 60 min Horizon 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.