Watch curiosity: searching for carbon Putlocker. 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.
81981HD
Richard Feynman was a scientific genius with - in his words - a "limited intelligence". This dichotomy is just one of the characteristics that made...
5.51988HD
Unmasks fraudulent cover-ups, wild speculations, and deceitful myths that have been presented as the absolute "facts" of evolution. Should...
7.62016HD
In 1962, spurred by the Cold War, President John F. Kennedy famously made the bold proclamation that NASA would send astronauts to the moon by the...
72017HD
As society tackles the problem of feeding our expanding population safely and sustainably, a schism has arisen between scientists and consumers,...
02017HD
7.62017HD
Trees talk, know family ties and care for their young? Is this too fantastic to be true? German forester Peter Wohlleben and scientist Suzanne Simard...
02018HD
8.52011HD
SNIPERS: BULLETPROOF deconstructs and analyzes the little known sniper events that have occurred when no other course of action was possible. The...
6.52005HD
There are endless gruesome ways that the world could end; through nasty, natural disasters or because of some man-made abomination. From maniac...
6.92006HD
A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.
5.62009HD
In 1858 Charles Darwin struggles to publish one of the most controversial scientific theories ever conceived, while he and his wife Emma confront...
6.12005HD
William Shatner presents a light-hearted look at how the "Star Trek" TV series have influenced and inspired today's technologies, including: cell...