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Article results for “"black holes"

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Black holes generate ‘green’ energy

A new study finds that the supermassive black holes at the hearts of some galaxies are the most fuel-efficient engines in the universe. "If you could make a car engine that was as efficient as one of these black holes, you could get about a billion miles ...http://www.nbcnews.com/id/12465712/ns/technology_and_science-space/t/black-holes...

Black holes make space-time splash

No one's ever seen a black hole up close, but physicists can nevertheless visualize how two colliding black holes send ripples through space-time like waves on the ocean. They've even invented a new word — "tendex" — to describe the lines of force that ...http://cosmiclog.nbcnews.com/_news/2011/04/12/6459401-black-holes-make-space-tim...

Space-time loops may help explain black holes

Recently, scientists applied a theory called loop quantum gravity to the case of black holes, and found that inside these objects, space and time may be extremely curved, but that gravity there is not infinite, as general relativity predicts. This was the ...http://www.nbcnews.com/science/science-news/space-time-loops-may-help-explain-bl...

Black holes for beginners

massive black hole in action. If you're wrestling with all the claims and counterclaims over matter-gobbling black holes, this is the guy you want on your side. Tyson, who turns 50 in October, is used to wrestling with scientific puzzlers - and just ...http://cosmiclog.nbcnews.com/_news/2008/06/25/4351281-black-holes-for-beginners

Web results for “"black holes"

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Black hole - Wikipedia, the free encyclopedia

Updated 21 hours ago

Black holes are commonly classified according to their mass, independent of angular momentum J or electric charge Q. The size of a black hole, as determined by the ...http://en.wikipedia.org/wiki/Black_hole

NASA Science: Astrophysics Focus Areas — Black Holes

Updated April. 14, 2014

Black Holes Don't let the name fool you: a black hole is anything but empty space. Rather, it is a great amount of matter packed into a very small area - think of a ...http://science.nasa.gov/astrophysics/focus-areas/black-holes/

HubbleSite: Black Holes: Gravity's Relentless Pull

Updated April. 14, 2014

Black Holes: Gravity's Relentless Pull. Information, virtual journeys, and simulations about black holes from the Space Telescope Science Institutehttp://hubblesite.org/explore_astronomy/black_holes/

Black Holes, Black Holes Information, Facts, News, Photos ...

Updated 15 hours ago

Get information, facts, photos, news, videos, and more about black holes from National Geographic.http://science.nationalgeographic.com/science/space/universe/black-holes-article...