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Gerta Keller News

Gerta Keller News From AOL News

'Dream Team' Agrees Huge Asteroid Killed Dinosaurs

By Traci WatsonMar 4th 2010 – 2:22PM
AP

AP

(March 4) -- For decades, scientists have debated exactly what kind of cataclysm was responsible for the extinction of the dinosaurs. Did a giant rock from outer space blast T. rex and his ilk off the face of the Earth? Or was a huge volcanic eruption to blame? Now the jury is in -- maybe. In Friday's issue of the...

Background on Gerta Keller

Gerta Keller (born 1945) is a paleontologist who contests the Chicxulub crater as the location of the meteorite impact, postulated as the cause of the Cretaceous–Paleogene extinction event 65 million years ago by the Alvarez hypothesis.

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