How Our Milky Way Galaxy Got Its Spiral Arms
Scientists may have discovered how galaxies like the Milky Way get their spiraled arms. Spiral galaxies evolve a bit differently that other galaxies, researchers say.
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NEXT: How Nuclear Bombs Could Save Earth from Killer Asteroids
How Nuclear Bombs Could Save Earth from Killer Asteroids
Any incoming asteroid can be blasted to bits by a nuclear bomb, provided it’s detected at least a week before it may strike Earth, one researcher says.
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NEXT: Scientists to Create Coldest Spot in Universe on Space Station (Video)
Scientists to Create Coldest Spot in Universe on Space Station (Video)
Temperatures on board the International Space Station will reach just barely above absolute zero after the 2016 launch of NASA's Cold Atom Lab.
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