Season 31, Episode 11 Origins: Earth Is Born

First Aired: September 28, 2004

Astrophysicist Neil deGrasse Tyson measures Earth's 4.5-billion-year history in terms of one 24-hour day. This episode covers the first hour, when, he says, the planet was “beaten, bombarded, mangled and melted” for several hundred million years. But this was, he adds, “the best thing to happen to planet Earth” because it set the stage for the appearance of life.

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  • Premiered: March 3, 1974
  • Rating: None
  • 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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