'Saddle-shaped' universe could undermine general relativity
Researchers have shown how singularities – which are normally only found at the centre of black holes and hidden from view – could exist in highly curved three-dimensional space.
Researchers have shown how singularities – which are normally only found at the centre of black holes and hidden from view – could exist in highly curved three-dimensional space.
General Physics
May 22, 2017
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UBC physicists may have solved one of nature's great puzzles: what causes the accelerating expansion of our universe?
General Physics
May 15, 2017
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Einstein's theory of gravity, also referred to as General Relativity, predicts that a rotating body such as the Earth partially drags inertial frames along with its rotation. In a study recently published in EPJ Plus, a group ...
General Physics
May 10, 2017
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Clouds play a role in warming the Arctic and coinciding decreases in sea ice, but it is a complicated story. Using data from three Arctic sites, scientists studied the relationships among temperature, water vapor, and how ...
Earth Sciences
May 1, 2017
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After some serious number crunching, a UBC researcher has come up with a mathematical model for a viable time machine.
Mathematics
Apr 27, 2017
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In the case of solar system bodies passing close to the sun, there are two important effects playing a crucial role in the orbital evolution. One of the effects is from the general relativity and the other effect is from ...
Space Exploration
Apr 27, 2017
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A new study in the April 3 issue of Nature Genetics describes an ancestry.com-type adventure that reveals the deep history of a family, including some disreputable relatives. But the family in this case is Asian rice (Oryza ...
Biotechnology
Apr 3, 2017
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Ubiquitous yet mysterious. Light-absorbing, carbon-containing particles, also known as brown carbon, are prevalent in the atmosphere yet highly variable. Scientists are working to fill in knowledge gaps in how they form, ...
Earth Sciences
Mar 31, 2017
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Enigmatic 'dark energy', thought to make up 68% of the universe, may not exist at all, according to a Hungarian-American team. The researchers believe that standard models of the universe fail to take account of its changing ...
Astronomy
Mar 30, 2017
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Male domestic fowl are less aggressive towards related males than to unrelated males when competing for copulations, according to a new study from Linköping University in Sweden. This finding, which has been published in ...
Plants & Animals
Mar 30, 2017
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