Alvarez Theory on Dinosaur Die-Out Upheld: Experts Find Asteroid Guilty of Killing the Dinosaurs
9 Mar 2010, 16:35 UTC
An international panel of experts has ruled in favor of the theory proposed in 1980 by the late Berkeley Lab physicist Luis Alvarez and his son Walter, a UC Berkeley geologist, that a large asteroid struck the earth 65 million years ago, triggering the extinction of the dinosaurs.
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