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NOVA
Why NASA is Back on Mars
This NASA rover landed on Mars, more than 130 million miles from Earth. It’s task? To continue the search for past life on the red planet.
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51:52
Journey back to the beginning of everything: the universe, Earth, and life itself.
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53:50
An American combat hospital mobilized in Iraq faces a daily drama of wartime treatment.
53:06
Will experimental particle physics confirm the wild predictions of string theory?
52:56
Do miniscule vibrating strands of energy hold the key to a unified theory of physics?
52:55
Combining the laws of the universe in one theory that explains it all is the Holy Grail
