Season 32, Episode 2 Origins: How Life Began

First Aired: September 28, 2004

The origins of life are examined as hydrogen, oxygen, carbon and nitrogen “combined in just the right way,” says astrophysicist Neil deGrasse Tyson. And they probably arrived here from outer space during the “heavy bombardment” of Earth's first 600 million years.

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  • Premiered: March 3, 1974
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  • Premise: PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a… (more)

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