(PhysOrg.com) -- Through precise cosmological measurements, scientists know that about 4.6% of the energy of the Universe is made of baryonic matter (normal atoms), about 23% is made of dark matter, and the ...
Dec 10, 2010
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(PhysOrg.com) -- Recent research in the US suggests there may be five versions of the theorized Higgs boson.
Jun 16, 2010
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In the 19th century, Lord Kelvin made the inspired guess that elements are knots in the "ether". Hydrogen would be one kind of knot, oxygen a different kind of knot---and so forth throughout the periodic table ...
Nov 10, 2011
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(Phys.org) —Scientists have a great deal of evidence to support the fact that the universe contains much more baryonic matter than baryonic anti-matter, a phenomenon known as baryon asymmetry. Baryons, ...
Mar 21, 2013
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(PhysOrg.com) -- "The prevailing belief about dark matter particles is that they should be about 100 or more times heavier than protons," Subir Sarkar tells PhysOrg.com. "However, we were thinking about the possibility of lig ...
Jul 20, 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.
Jul 13, 2010
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Physicists from the University of Stuttgart show the first experimental proof of a molecule consisting of two identical atoms that exhibits a permanent electric dipole moment. This observation contradicts ...
Nov 25, 2011
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(Phys.org) —The LHCb collaboration at CERN today submitted a paper to Physical Review Letters on the first observation of matter-antimatter asymmetry in the decays of the particle known as the B0s. It is only the fourth sub-at ...
Apr 24, 2013
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(Phys.org) -- In a study that pushed quantum mechanical theory and research capabilities to the limit, University of Arizona researchers have found a way to see the molecule that likely made the universe - ...
Apr 12, 2012
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(Phys.org) -- It was a little over two years ago that the Large Hadron Collider kicked off its search for the Higgs boson. But the hunt for the Higgs really began decades ago with the realization of a puzzle ...
Jul 05, 2012
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Researchers at the California Institute of Technology (Caltech) suggest that the eccentricity of Saturn's orbit around the sun may be responsible for the unusually uneven distribution of methane and ethane ...
Nov 29, 2009
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(PhysOrg.com) -- A new study of the skeletal fossils of Neanderthal and Early modern man suggest the lack of a "throwing arm" may have made the difference in human evolution. Researchers Jill A. Rhodes and ...
Jan 16, 2009
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Physicists at the University of British Columbia and TRIUMF have proposed a unified explanation for dark matter and the so-called baryon asymmetry -- the apparent imbalance of matter with positive baryon charge and antimatter ...
Nov 29, 2010
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(PhysOrg.com) -- A new turn in the debate over explanations for the odd features of LB1 -- the specimen number of the only skull found in Liang Bua Cave on the Indonesian island of Flores and sometimes called "the hobbit" ...
Sep 06, 2010
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(PhysOrg.com) -- Science is detective work so it was not unexpected that new questions would follow old ones as Indiana University Bloomington nuclear physicist Hans-Otto Meyer's work progressed on testing ...
Apr 28, 2010
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