National Geographic News, Reporting Your World Daily

Thursday, October 28, 2010

Photo: India Asteroid Killed Dinosaurs, Made Largest Crater?


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A three-dimensional reconstruction shows the submerged Shiva crater, a 300-mile-wide (500-kilometer-wide) depression off India's western coast.

The crater may be proof that the dinosaurs were killed off by an asteroid double whammy, according to a new theory presented in October 2009.

Picture courtesy Sankar Chatterjee, Texas Tech University