The Secret Life of Plants

From Raymond Baxter live on Tomorrow's World testing a new-fangled bulletproof vest on a nervous inventor to Doctor Who's contemporary spin on the...

Kate Humble and Helen Czerski reveal the inner workings of the sun and investigate why scientists think changes in the sun's behaviour may have...

Dr Helen Czerski delves into the Horizon archive to chart the transformation of a little-known theory into one of the greatest scientific...

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,...

Ibogaine is a plant extract that stops drug addiction. In this documentary, a 34-year-old heroin addict undergoes ibogaine therapy with Dr Martin...

Four young Americans who've each suffered a Traumatic Brain Injury emerge from their comas at a New Jersey medical facility. Their eyes may be open,...

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

People's associations with flora goes back a long way, taking us back to our own roots as well as to new ways of life and creative potential that...

Concern over global climate change may be at an all-time high, but climate change is nothing new - the earth's climate always followed natural cycles...

A man canoes through the the Rhine

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....

The film is filled with fun facts that show how cats make good pets, yet in other ways are wild and untamable.