News tagged with matter
Scientists model physics of a key dark-energy probe
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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Krill found to have hidden depths
Antarctic krill regularly feed on the seabed, scientists have found. Until now the tiny crustaceans were thought to live mainly near the ocean surface.
Jul 11, 2011 |
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Natural iron fertilization influences deep-sea ecosystems off the Crozet Islands
Geo-engineering schemes aimed at tackling global warming through artificial iron fertilisation of the oceans would significantly affect deep-sea ecosystems, according to research involving scientists from ...
Jul 06, 2011 |
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New paper offers another approach to proof that dark matter exists
(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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Dairy manure goes urban
When natural ecosystems are replaced by roads, homes, and commercial structures, soil is negatively impacted. Studies have shown that, among other issues, distressed urban soils are often significantly compacted, ...
Jun 23, 2011 |
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How to keep lonely exoplanets snug -- just add dark matter
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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A galactic crash investigation
(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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Quantum leaper
(PhysOrg.com) -- Acclaimed for a breakthrough algorithm, physicist Steven White is now first to model a new state of matter.
Jun 21, 2011 |
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Coexistence of superconductivity and magnetism
(PhysOrg.com) -- Scientists from the University of Sydney are celebrating the 100th anniversary of superconductivity with a discovery of their own.
Jun 17, 2011 |
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Neutrinos change flavors while crossing Japan
By shooting a beam of neutrinos through a small slice of the Earth under Japan, physicists say they've caught the particles changing their stripes in new ways. These observations may one day help explain why the universe ...
Jun 15, 2011 |
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A step closer to solving one of the biggest mysteries in fundamental physics?
(PhysOrg.com) -- Where did all the matter in the universe come from? This is one of the biggest mysteries in fundamental physics and exciting results released on 15 June 2011 from the international T2K neutrino ...
Jun 15, 2011 |
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Vermont capital residents OK wood-heating system
(AP) -- Vermont's capital city is going ahead with a plan to expand state government's wood-fired heating system into city schools and government buildings.
Technology / Energy & Green Tech
Jun 15, 2011 |
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Five myths about diesel engines
(PhysOrg.com) -- Diesel engines, long confined to trucks and ships, are garnering more interest for their fuel efficiency and reduced carbon dioxide emissions, relative to gasoline engines. Argonne mechanical ...
Technology / Energy & Green Tech
Jun 14, 2011 |
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Lighten up: Polaritons with tunable photon-exciton coherence
(PhysOrg.com) -- Of the many exotic and counterintuitive aspects of particle and quantum physics, exciton and polariton quasiparticles are among the most interesting. An exciton forms when a photon is absorbed ...
Jun 14, 2011 |
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Ultrathin copper-oxide layers behave like quantum spin liquid
(PhysOrg.com) -- Magnetic studies of ultrathin slabs of copper-oxide materials reveal that at very low temperatures, the thinnest, isolated layers lose their long-range magnetic order and instead behave like ...
Jun 10, 2011 |
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