Earth Was Longtime Asteroid Punching Bag

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Earth Was Longtime Asteroid Punching Bag

From60-Second Space

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Length:

1 minute

Released:

May 1, 2012

Format:

Podcast episode

Description

Dozens of asteroid impacts at least as bad as the dinosaur killer occurred long after such impacts were previously thought to have petered out. John Matson reports

Released:

May 1, 2012

Format:

Podcast episode

Titles in the series (100)

Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of astronomy and space exploration. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast

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Earth Was Longtime Asteroid Punching Bag

Earth Was Longtime Asteroid Punching Bag

Description

Titles in the series (100)

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