Astronomers believe they have discovered the origin of our universe's first super-massive black holes, which formed some 13 billion years ago.
Astronomy
Aug 25, 2010
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The Sun could be the best place to look for dark matter - the invisible ‘stuff’ that is thought to make up about 83% of the matter in the Universe.
General Physics
Jul 13, 2010
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(PhysOrg.com) -- The first solid evidence for how the center of some galaxies come to shine brightly while others barely flicker has been uncovered by researchers at the Kavli Institute for Particle Astrophysics and Cosmology ...
Astronomy
Jun 16, 2010
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(PhysOrg.com) -- New computer simulations based on data collected by the Cassini spacecraft mission suggest five of Saturn's moons may have been formed only 10 million years ago, and researchers in France and England think ...
(PhysOrg.com) -- In a new study, physicists have proposed that gravity could trigger a runaway effect in quantum fluctuations, causing them to grow so large that the quantum field’s vacuum energy density could dominate ...
(PhysOrg.com) -- An analysis of more than 70,000 galaxies by University of California, Berkeley, University of Zurich and Princeton University physicists demonstrates that the universe - at least up to a distance of 3.5 billion ...
General Physics
Mar 10, 2010
37
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(PhysOrg.com) -- The most detailed seismic images yet published of the plumbing that feeds the Yellowstone supervolcano shows a plume of hot and molten rock rising at an angle from the northwest at a depth of at least 410 ...
Earth Sciences
Dec 14, 2009
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(PhysOrg.com) -- Stars, the most familiar objects in the night sky, make up only a tiny percentage of the total amount of matter in the universe -- about 2%.
Astronomy
Oct 30, 2009
19
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Racing across the universe for the last 7.3 billion years, two gamma-ray photons arrived at NASA's orbiting Fermi Gamma-ray Space Telescope within nine-tenths of a second of one another. The dead-heat finish may stoke the ...
General Physics
Oct 28, 2009
61
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(PhysOrg.com) -- An international team of astronomers have found an unexpected link between mysterious 'dark matter' and the visible stars and gas in galaxies that could revolutionise our current understanding of gravity.
Astronomy
Oct 6, 2009
36
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