Archive: 05/13/2009

Best Visual Illusion of the Year: How a Curveball Works

( -- Visual illusions sometimes seem to have a magical element to them, but they're actually just the brain's way of interpreting reality. In an effort to promote public knowledge of cognitive ...

May 13, 2009 weblog
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The secret life of penguins revealed

Famous for its cuteness and comic gait on land, the penguin also has an enigmatic life at sea, sometimes spending months foraging in the ocean before returning to its breeding grounds.

May 13, 2009
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Births to unwed moms rising, N. Europe beats US

(AP) -- The percentage of births to unmarried women in the United States has been rising sharply, but it's way behind Northern European countries, a new U.S. report on births shows.

May 13, 2009
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