physorg.com — During the late Eocene epoch, a massive object up to three miles in diameter and moving at 12 miles per second slammed into the coastal shallows of what is now the Tidewater region of Virginia. The evidence for this event, known as the Chesapeake Bay impact crater, runs some 52 miles across...
Jun 17, 2008 View in Crawl 4
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It's quiet in here... can you hear the echo?