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Video: Bill Nye tells how the Science Guy came to be
Bill Nye uses the unlikely pairing of Steve Martin and Carl Sagan as role models to become "the Science Guy."
March 14, 2014
This rough diamond hints at oceans’ worth of water inside Earth
A $20 diamond provides evidence of a 'wet zone' deep below Earth's surface where vast volumes of water are locked up inside minerals.
March 14, 2014
Summer stars coming into view at dawn
The three stars of the Summer Triangle - Deneb, Vega, and Altair - in the March morning sky over Pennsylvania
March 14, 2014
Do microbes spoil food to avoid sharing?
Don't enjoy your fruit with a coating of slime and fur? Fine then, that just leaves more for the microbes.
March 13, 2014
This tiny creature is called a tardigrade
Tardigrades are microscopic animals. They can go into a state of suspended animation and survive a long time without water or oxygen, even in the vacuum of space.
March 13, 2014
Largest yellow star yet discovered
Scientists say the hypergiant yellow star is absolutely huge, one of the ten largest stars found so far. It's 1,300 times the diameter of the sun and about a million times brighter.
March 12, 2014
Sunset over the Ligurian Sea
The Ligurian Sea is part of the Mediterranean Sea. It's between the Italian Riviera and the island of Corsica.
March 12, 2014
Five awesome BIG bee faces
Get face-to-face with these awesome bees. USGS macro photos of bees and insects.
March 11, 2014
Rosetta’s comet reappears from behind the sun
It's back! The target comet of ESA’s Rosetta mission disappeared behind the sun and out of the Earth’s view last October. Comet 67P/Churyumov-Gerasimenko can now be seen again.
March 11, 2014
Vote for best NASA Earth images of the year
There is still time to vote in NASA’s Tournament Earth, an event designed to showcase the best images of Earth for 2013.
March 11, 2014
