Watch climate change: a horizon guide 123Movies. Dr Helen Czerski delves into the Horizon archive to chart the transformation of a little-known theory into one of the greatest scientific undertakings in history.
72007HD
As co-created by environmentalists Stephan Poulle and Nicolas Koutsikas, the documentary Gulf Stream and the Next Ice Age argues and provides...
62009HD
An examination of the extinction threat faced by frogs, which have hopped on Earth for some 250 million years and are a crucial cog in the ecosystem....
01969HD
Thirty distinguished astronomers are visited at their observatories throughout the world in this comprehensive report of astronomical theories,...
02023HD
From far up, humans look like ants. Or like a virus, driven by consumption and mass production, attacking the earth's resources.
52013HD
Physicist Dr Helen Czerski takes us on a journey into the science of bubbles - not just fun toys, but also powerful tools that push back the...
02018HD
The correlation between social class and school performance is a major issue across the world. This miniseries is an attempt to go beyond ideological...
4.42013HD
Is building our own starship Enterprise possible? Will we ever travel between the stars as easily as they do in Star Trek? JJ Abrams' new feature,...
82019HD
Follow leading scientists around the world and to the edge of the universe on their quest to solve one of the greatest mysteries of the universe, the...
81981HD
Richard Feynman was a scientific genius with - in his words - a "limited intelligence". This dichotomy is just one of the characteristics that made...
02020HD
In the Arctic, ice is both all around and constantly disappearing. “Utuqaq” explores climate change from the perspective of this...
6.72010HD
Chaos theory has a bad name, conjuring up images of unpredictable weather, economic crashes and science gone wrong. But there is a fascinating and...
6.92006HD
A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.