We may have underestimated the size of the asteroid behind Earth's largest crater

We may have underestimated the size of the asteroid behind Earth’s largest crater

South Africa’s Vredefort crater is the largest of its kind on Earth, estimated to stretch up to 300 kilometers (over 180 miles) from edge to edge. Walking non-stop, it would take a good two and a half days to do it from one side to the other. The scars left by an asteroid collision around …

We may have underestimated the size of the asteroid behind Earth’s largest crater Read More »