Science
Origin of dinosaur-ending asteroid possibly found. And it’s dark. – Livescience.com
Scientists figured out what slammed into Earth and killed the dinosaurs 66 million years ago: a giant dark primitive asteroid…

A giant asteroid collided with Earth on the Yucatan Peninsula some 66 million years ago, as shown in this illustration. (Image credit: MARK GARLICK/SCIENCE PHOTO LIBRARY via Getty Images)
About 66 million years ago, an estimated 6-mile-wide (9.6 kilometers)…
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