Blast from the past: comet may have hit Earth 56 million years ago
Thursday, October 13, 2016 - 15:51
in Astronomy & Space
WASHINGTON (Reuters) - Droplets of glass dug up in New Jersey and from the Atlantic seabed indicate a comet or some other extraterrestrial object may have smacked Earth 56 million years ago, roughly 10 million years after the asteroid impact that doomed the dinosaurs.