This apocalyptic asteroid's impact was bigger than one that killed dinosaurs

That asteroid which took out the dinosaurs all those years ago? That was nothing. Scientists say there was a bigger hunk of rock from space that whacked the Earth billions of years earlier.

And the damage from it? Apocalyptic.

"The impact would have triggered earthquakes orders of magnitude greater than terrestrial earthquakes. It would have caused huge tsunamis and would have made cliffs crumble," said Andrew Glikson, of the Australian National University (ANU) Planetary Institute.

Read More: http://www.cnn.com/2016/05/18/health/australia-asteroid-discovery-dinosaur-trnd/index.html