What's on the surface of a black hole? Not 'firewall'—and nature of universe depends on it, physicist explains
Are black holes the ruthless killers we've made them out to be?
Are black holes the ruthless killers we've made them out to be?
Astronomy
Jun 16, 2015
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The "information loss paradox" in black holes—a problem that has plagued physics for nearly 40 years—may not exist.
General Physics
Apr 2, 2015
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Astronomers have their own version of the single person's dilemma: Do you wait by the phone for a call from that certain someone? Or do you make the call yourself and risk getting shot down?
Space Exploration
Feb 13, 2015
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Physicist Jeff Steinhauer, with the Technion-Israel Institute of Technology in Israel has devised a means for mimicking Hawking radiation in his lab. In his paper published in the journal Nature Physics, he describes what ...
(Phys.org) —Recently physicists have been poking holes again in Stephen Hawking's black hole theory – including Hawking himself. For decades physicists across the globe have been trying to figure out the mysteries of ...
Astronomy
Mar 24, 2014
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(Phys.org) —If you want to know your body's mass, you hop on a scale and watch the needle swing. But if you want to know the mass of a region out in space, there's no cosmic equivalent—the best you can do is consult a ...
General Physics
Mar 18, 2014
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Research by scientists at the University of York has revealed new insights into the life and death of black holes.
General Physics
Mar 6, 2013
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New details about the birth of a famous black hole that took place millions of years ago have been uncovered, thanks to a team of scientists who used data from NASA's Chandra X-ray Observatory as well as from radio, optical ...
Astronomy
Nov 17, 2011
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(PhysOrg.com) -- In 1974, Stephen Hawking predicted that black holes emit thermal radiation due to quantum effects, which causes the black holes to lose mass and perhaps ultimately vanish. But despite numerous attempts to ...
Astronomer and long time science advocate Carl Sagan once said that he was "not very good at singing songs." But on Nov. 9 in Washington D.C., his voice could be heard singing about the wonders of universe -- 13 years after ...
Other
Nov 12, 2009
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