Scientists have spotted a potential asteroid crater in Greenland just 114 miles away from another one announced a few months ago. But the newest crater is even larger—it would be the 22nd largest on Earth.
from Gizmodo http://bit.ly/2GBbwyM
It Looks Like There's a Second, Bigger Impact Crater Under Greenland's Ice
from Gizmodo http://bit.ly/2GBbwyM
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