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 Getty Images |
Getting Your ZZ's
New research based on surveys of 87,000 U.S. adults finds that getting less than six hours, or more than 9 hours of sleep a night is linked to extra weight. |
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Download Human Animal News at Bottom!Top News Pictures
Pharaonic Boat Found Buried for the Afterlife
Planks were buried beside the Great Pyramid to be reassembled, Ikea-style, into a boat. 
Northern Lights, Explained
The eerie flickering of the Aurora Borealis is caused by explosions of magnetic energy, say astronomers. 
Cassini's Magical Saturn Tour
Since it arrived at Saturn in 2004, the Cassini space probe has sent home more than 150,000 images. 
California's Native Species on the Move
Bad news for wildflower watchers: California's endemic species have less breathing room than ever. 
Mars Phoenix on Ice
The latest images from the Mars Phoenix Lander reveal its icy platform below. 
Mars Phoenix Delivers First Pictures
View images relayed to Earth by the Mars Phoenix Lander. 
Secrets of a Colossal Squid
Scientists at the Museum of New Zealand inspect the largest squid ever found. 
Galaxy Smash-Ups Revealed in New Images
Colliding galaxies are revealed by the Hubble Space Telescope. 
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