Huge asteroid slammed into Greenland just a few million years after the dinosaurs died out
Home News Science & Astronomy The Hiawatha impact crater in Greenland, as depicted by NASA's Scientific Visualization Studio. (Image credit: NASA) Hidden under Greenland's thick ice sheet, scientists found what they thought was the scar of an asteroid impact perhaps just thousands of years old, fresh enough that humans were…
bubmagMarch 9, 2022