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?
Astronomy
Jun 16, 2015
43
5585
News tagged with big bang
Cold cosmic mystery solved: Largest known structure in the universe leaves its imprint on CMB radiation
In 2004, astronomers examining a map of the radiation leftover from the Big Bang (the cosmic microwave background, or CMB) discovered the Cold Spot, a larger-than-expected unusually cold area of the sky. The physics surrounding ...
Astronomy
Apr 20, 2015
23
3036
Best of Last Week: Big Bang singularity, unlocking Earth's inner core and another problem with antibiotics
(Phys.org)—It was an intriguing week for physics as a pair of theorists suggested that their quantum equation predicts the universe has no beginning and thus there was no Big Bang. In their paper published in Physics Letters ...
Best of Last Week – Setting a quantum speed limit, slowing the speed of light and turning back the aging clock
(Phys.org)—It was a very busy week for physics research. A team of scientists has set a quantum speed limit—the group at the University of California found a way to prove a fundamental relationship between energy and ...
Gravity may have saved the universe after the Big Bang, say researchers
(Phys.org) —New research by a team of European physicists could explain why the universe did not collapse immediately after the Big Bang.
General Physics
Nov 18, 2014
113
4
Heat transfer sets the noise floor for ultrasensitive electronics
A team of engineers and scientists has identified a source of electronic noise that could affect the functioning of instruments operating at very low temperatures, such as devices used in radio telescopes and advanced physics ...
General Physics
Nov 10, 2014
2
0
Researcher shows that black holes do not exist
Black holes have long captured the public imagination and been the subject of popular culture, from Star Trek to Hollywood. They are the ultimate unknown – the blackest and most dense objects in the universe that do not ...
Astronomy
Sep 24, 2014
231
54
Is the universe a bubble? Let's check
Perimeter Associate Faculty member Matthew Johnson and his colleagues are working to bring the multiverse hypothesis, which to some sounds like a fanciful tale, firmly into the realm of testable science.
General Physics
Jul 17, 2014
54
1
Small, but plentiful: How the faintest galaxies illuminated the early universe
(Phys.org) —Astronomers investigating behaviour of the universe shortly after the Big Bang have made a surprising discovery: the properties of the early universe are determined by the smallest galaxies. The team report ...
Astronomy
Jul 7, 2014
24
0
Big Bang breakthrough team allows they may be wrong
American astrophysicists who announced just months ago what they deemed a breakthrough in confirming how the universe was born now admit they may have got it wrong.
General Physics
Jun 20, 2014
38
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