Watch curiosity: searching for carbon Soap2day. The Curiosity rover is seeking environments on Mars that could support life—or could have in the past. Earlier Mars missions found signs of water, but not organic carbon—life’s essential building block. Watch the Curiosity team prepare to hunt for carbon at Mount Sharp, which holds a geologic record hundreds of millions of years old.
6.92016HD
A celebration of the universe, displaying the whole of time, from its start to its final collapse. This film examines all that occurred to prepare...
61958HD
Fascinating -- and unintentionally funny -- experiments at Austria's famed Institute for Experimental Psychology involve a subject who for several...
6.42009HD
Featuring Michael Pollan and based on his best-selling book, this special takes viewers on an exploration of the human relationship with the plant...
6.32004HD
An African narrator tells the story of earth history, the birth of the universe and evolution of life. Beautiful imagery makes this movie documentary...
8.72008HD
The Hobbit Enigma examines one of the greatest controversies in science today: what did scientists find when they uncovered the tiny, human-like...
5.42014HD
An award-winning feature-length creative documentary exploring the extraordinary world of the plasmodial slime mould through the eyes of the fringe...
6.11988HD
In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite) discuss the Big Bang theory, God, our existence...
8.41995HD
David Attenborough takes us on a guided tour through the secret world of plants, to see things no unaided eye could witness. Each episode in this...
5.52001HD
A documentary that explores the natural world of the sea, from the single-celled organism to more complex forms of life, OCEAN ORIGINS was originally...
6.92006HD
A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.
7.62020HD
Tobacco, climate change, pesticides,... Never has scientific knowledge seemed so vast, detailed and shared. And yet it appears to be increasingly...
6.51997HD
This film shows how far we have come since the cold-war days of the 50s and 60s. Back then the Russians were our "enemies". And to them the Americans...