Researchers have found traces of two major meteorite impacts in Sweden, a twin strike that occurred around 460 million years ago. One is enormous, while the other is a tenth of the size of the first. The largest crater has a diameter of 7.5 kilometers.
from Strange & Offbeat News -- ScienceDaily http://ift.tt/1Q6Jq9G
via IFTTT
No comments:
Post a Comment