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Ever Wondered?

Page 3

January 25, 2010

If other planets like Earth exist, they are light-years away, but that doesn’t stop scientists from looking

January 15, 2010

In their quest for world’s tallest peaks, many climbers use a drug to manipulate the acid-base chemistry in their bodies

December 21, 2009

Scientists strain to hear the universe's cosmic song

December 8, 2008

Asks Kim from Cincinnati, Ohio

November 17, 2008

Asks Alex from Philadelphia

November 10, 2008

Asks Rob from Los Angeles, CA

October 27, 2008

Asks Todd from Tulsa, Oklahoma

October 20, 2008

Asks Elizabeth from Maryland

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