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Some 250 million years ago, some of the largest, most dangerous reptiles ruled this land.
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Australia’s ancient landscape holds clues to Earth's early history and the beginning of...

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Can science help us understand why some people commit horrific acts of mass murder?
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NOVA  ·  Episode 4010

Australia's First 4 Billion Years: Life Explodes

04/17/2013

Fossils reveal how life’s explosion in the ocean was recreated on dry land.

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