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Schools / Stanford University / HumBio 183: Astrobiology and Space Exploration / Lecture 8: Catastrophic Impacts in Earth's History







Lecture 8: Catastrophic Impacts in Earth's History
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Lecture 8: Catastrophic Impacts in Earth's History
There are few events with a greater consequence than an asteroid impact. David Morrison, NASA Lunar Science Institute, discusses the discovery of the impact that caused the last mass extinction and explains NASA's research on the danger of future events.

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Posted by nova on June 1, 2011 at 4:16 pm
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