Rock of the Ages: Clues About Mars Evolution Revealed (2 of 2) (VIDEO)

University of Houston

Caption

Tom Lapen, Ph.D., discusses his research on the younger age of a popular Martian meteorite and what it means to the history of volcanic activity on Mars.

Credit

Courtesy University of Houston

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Embargoed until April 15, 2010, 2 p.m. EDT

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