PERIMETER INSTITUTE RECORDED SEMINAR ARCHIVE
 | PIRSA:07060066
( Flash Presentation , Windows Presentation , Windows Video File , MP3 , PDF) Which Format?
Death of the Dinos: Giant Impacts and Biological Crises Speaker(s): Jay Melosh
Abstract: Sixty-five million years ago dinosaurs ruled the warm Cretaceous Earth. Without warning, this world was swept away forever by the impact of an asteroid about 15 km in diameter, leaving a huge scar now called the Chicxulub crater in Yucatan, Mexico. This catastrophe set the stage for the ascendance o... read more
Date: 06/06/2007 - 7:00 pm
Collection: Perimeter Institute Public Lecture Series
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