The Brighterside of News on MSN
Did an exploding comet end the age of the wooly mammoths? New evidence says yes
Almost 13,000 years ago, North America underwent drastic changes at a rapid rate. Mammoths, mastodons, giant ground sloths, ...
It's the last clearly observed supernova in the Milky Way, Gassel said.
A fragmented comet was thought to have exploded over the Earth almost 13,000 years ago and could explain a massive ...
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