Nova 1974 | TV Show

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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…)

Premiered: March 3, 1974

Rating: None

User Rating:4.51 out of 5 (139 ratings)

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Season 36, Episode 14 Megabeasts' Sudden Death

First Aired: April 1, 2009

An investigation of a possible comet strike in the Great Lakes region some 12,900 years ago, which could explain the extinction of such mega-creatures as the saber-toothed cat and woolly mammoth in North America. Included: the discovery of nanodiamonds created from the heat and impact of extraterrestrial objects; remarks from climate scientist Paul Mayewski, geologists James Kennett and Allen West, archaeologist Vance Haynes and physicist Mark Boslough.

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Extreme Ice

Season 36, Episode 13

March 24, 2009

Next Episode

Doctors' Diaries

Season 36, Episode 15

April 7, 2009

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