New Theory Suggests Dinosaur-Killing Impact Came From Edge Of Solar System – WJSU

For decades, the prevailing theory about the extinction of the dinosaurs was that an asteroid from the belt between Mars and Jupiter slammed into the planet, causing cataclysmic devastation that wiped out most life on the planet.
But new research out of Harvard University theorizes that the Armageddon-causing object came from much farther out than originally believed.
According to this new theory, the devastation came not from a relatively nearby asteroid, but from a sort of long-distance comet…

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