There's a giant crater the size of a city hiding under Greenland


an illustration of an asteroid hitting ice and sending debris into the air

But not everyone agrees it's from an asteroid impact.

It’s one of the biggest asteroid craters to ever sear itself into Earth’s surface—or is it?
via Popular Science "https://ift.tt/2OQIHz2"

Comments

Popular posts from this blog

Evernote cuts staff as user growth stalls

The best air conditioner

We won't see a 'universal' vape oil cartridge anytime soon