Chile quake may have shortened day

The 8.8-magnitude Chilean earthquake released so much energy that it may have slightly shortened the length of the Earth's day, a NASA scientist says.

Richard Gross, a researcher at the Jet Propulsion Laboratory computed how the Earth's rotation may have been affected by the Feb. 27 quake, which has killed at least 723 people.



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Last Edited by Phennommennonn on 10/07/2011 01:36 PM