(PhysOrg.com) -- By finding a clever way to use the Earth itself as a scientific instrument, members of a SLAC-led research team turned the Fermi Gamma-ray Space Telescope into a positron detector – and ...
Sep 13, 2011
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(PhysOrg.com) -- In the never ending search for proof that dark matter really exists, new findings have emerged from a team working under a big mountain in Italy. The group, from the Max Planck Institute in ...
Sep 08, 2011
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(PhysOrg.com) -- After nine months of number-crunching on a powerful supercomputer, a beautiful spiral galaxy matching our own Milky Way emerged from a computer simulation of the physics involved in galaxy ...
Aug 29, 2011
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(PhysOrg.com) -- An incredibly rare sub-atomic particle decay might not be quite as rare as previously predicted, say Cornell researchers. This discovery, culled from a vast data set at the Collider Detector at Fermilab (CDF), ...
Aug 23, 2011
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(PhysOrg.com) -- One of the biggest unsolved problems in astrophysics is that galaxies and galaxy clusters rotate faster than expected, given the amount of existing baryonic (normal) matter. The fast orbits ...
Aug 11, 2011
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Astronomers using the 10-meter Keck II telescope in Hawaii have confirmed in a new paper that a troupe of about 1,000 small, dim stars just outside the Milky Way comprise the darkest known galaxy, as well ...
Aug 01, 2011
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High-resolution computer simulations prepared by a team of scientists from the Faculty of Physics, University of Warsaw (FUW), the Lebedev Physical Institute of the Russian Academy of Sciences and the Institute ...
Jul 22, 2011
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Ohio State University researchers are leveraging powerful supercomputers to investigate one of the key observational probes of "dark energy," the mysterious energy form that is causing the expansion of the ...
Jul 12, 2011
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(PhysOrg.com) -- In yet another stab at trying to prove the existence of dark matter, Dan Hooper and colleagues have published a paper on arXiv describing what they believe to be credible evidence of the material believed to com ...
Jun 30, 2011
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Dark matter, inferred to exist from its gravitational effects on the universe, is still a mystery to scientists. But a new study says that dark matter could help life evolve and survive on distant worlds outside ...
Jun 23, 2011
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(PhysOrg.com) -- A team of scientists has studied the galaxy cluster Abell 2744, nicknamed Pandora’s Cluster. They have pieced together the cluster’s complex and violent history using telescopes ...
Jun 22, 2011
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(PhysOrg.com) -- Across the universe, galaxies band together in clusters so huge it can take 10 million years for light to travel from one end of a galaxy cluster to the other. Probing these metropolises is ...
Jun 09, 2011
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(PhysOrg.com) -- A dark-matter experiment deep in the Soudan mine of Minnesota now has detected a seasonal signal variation similar to one an Italian experiment has been reporting for more than a decade.
Jun 07, 2011
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(PhysOrg.com) -- The newly-installed Alpha Magnetic Spectrometer-2 is visible at center of the International Space Station's starboard truss.
May 23, 2011
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Endeavour's astronauts accomplished the No. 1 objective of their mission Thursday, installing a $2 billion cosmic ray detector on the International Space Station to scan the invisible universe for years to ...
May 19, 2011
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