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News stories tagged with "asteroid"

Natural Selections: Animal Extinctions, pt. 2

Martha Foley and Dr. Curt Stager continue discussion of animal extinction with a look at the book The Ghosts of Evolution.  Go to full article

Natural Selections: Animal Extinctions

Martha Foley and Dr. Curt Stager discuss mass animal die-offs, such as the one ending the age of dinosaurs.  Go to full article

Natural Selections: Asteroids

Asteroids have left their mark on the earth and moon, but how big do they need to be in order to make it through the earth's atmosphere?  Go to full article

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