Collision Caused Huge Ring-Shaped Structure, Scientists Say

Collision Caused Huge Ring-Shaped Structure, Scientists Say

SCIENCE Huge Crater Tied To Killer Meteorite An ancient ring-shaped structure in southern Alberta, Canada, likely formed when a meteorite smashed into Earth, producing a 5-mile-wide (8 kilometers) crater. The impact would have produced enough energy to... First Life With 'Artificial' DNA Unveiled WATCH: Astronomers Create First-Of-Its-Kind Virtual Universe Archeologists Make Remarkable Find In Egypt Continue reading WATCH: Puppies Take On Adult Dogs In Clever 'Voice Test' Continue reading REVEALED: Surprising Function Of Ancient Rock Lines Continue reading Legendary Test Pilot Dies At 83 Continue reading NOW WE KNOW: Gruesome Way Prehistoric Predator Killed Dinosaurs Continue reading Received this from a friend? Sign up for alerts from The Huffington Post here. Forward  •  Unsubscribe Huffington Post, 770 Broadway, New York, NY 10003