News From the Field
New Evidence Suggests Comet or Asteroid Impact Was Last Straw for Dinosaurs
February 7, 2013
While many assume that a comet or asteroid impact killed off the dinosaurs, the actual dates of the impact and extinction are imprecise enough that some have questioned the connection. University of California, Berkeley, and Berkeley Geochronology Center scientists have dated the extinction with unprecedented precision and concluded that the impact and extinction were synchronous.
University of California, Berkeley
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