Science
Comet from edge of solar system killed the dinosaurs: study – Global Times
Sixty-six million years ago, a huge celestial object struck off the coast of what is now Mexico, triggering a catastrophic
People visit the American Museum of Natural History in New York in February 2020. Photo: AFP
Sixty-six million years ago, a huge celestial object struck off the coast of what is now Mexico, triggering a catastrophic “impact winter” that eventually wiped out three-quarters of life on Earth, including the dinosaurs.A pair of astronomers at Harvard say they have now resolved long standing mysteries surrounding the nature and origin of the “Chicxulub impactor.”
Their analysis suggests it was a comet…
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