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Comet Likely Caused Dinosaur Extinction Not Asteroid, New Research Finds

Comet Likely Caused Dinosaur Extinction Not Asteroid, New Research Finds
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Comet Likely Caused Dinosaur Extinction Not Asteroid, New Research Finds (via Planetsave)

A large comet was the likely cause of the end-Cretaceous mass extinction event that killed off the dinosaurs, not an asteroid, new research has found. The research found that the 180km-wide Chicxulub crater in Mexico was created by a smaller object than previously thought, and that when all the factors…

 
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