News tagged with accurate
Meteorite hunt goes on, needs public's help
(Phys.org) -- A University of California, Davis, geologist is appealing for public help in tracking down pieces of the meteorite that blew up over El Dorado County on April 22.
Space & Earth / Space Exploration
13 hours ago |
5 / 5 (2) |
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Astronomers discovered ancient Egyptian observations of a variable star
The study of the "Demon star", Algol, made by a research group of the University of Helsinki, Finland, has received both scientific and public attention. The period of the brightness variation of this eclipsing binary star ...
Space & Earth / Space Exploration
May 16, 2012 |
5 / 5 (8) |
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When dark energy turned on (Update)
(PhysOrg.com) -- Some six billion light years distant, almost halfway from now back to the big bang, the universe was undergoing an elemental change. Held back until then by the mutual gravitational attraction ...
Mar 30, 2012 |
4 / 5 (19) |
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Simulating strongly correlated fermions opens the door to practical superconductor applications
Combining known factors in a new way, theoretical physicists Boris Svistunov and Nikolai Prokof'ev at the University of Massachusetts Amherst, with three alumni of their group, have solved an intractable 50-year-old ...
Mar 18, 2012 |
4.8 / 5 (13) |
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Thawing permafrost 50 million years ago led to extreme global warming events
In a new study reported in Nature, climate scientist Rob DeConto of the University of Massachusetts Amherst and colleagues elsewhere propose a simple new mechanism to explain the source of carbon that fed a ...
Space & Earth / Earth Sciences
Apr 04, 2012 |
4.3 / 5 (28) |
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Gamers succeed where scientists fail: Molecular structure of retrovirus enzyme solved
Gamers have solved the structure of a retrovirus enzyme whose configuration had stumped scientists for more than a decade. The gamers achieved their discovery by playing Foldit, an online game that allows players to collaborate ...
Sep 18, 2011 |
4.9 / 5 (23) |
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Earth's gravity revealed in unprecedented detail (w/ video)
(PhysOrg.com) -- After just two years in orbit, ESA's GOCE satellite has gathered enough data to map Earth's gravity with unrivalled precision. Scientists now have access to the most accurate model of the ...
Space & Earth / Earth Sciences
Apr 01, 2011 |
4.5 / 5 (14) |
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Calculating what's in the universe from the biggest color 3-D map
Since 2000, the three Sloan Digital Sky Surveys (SDSS I, II, III) have surveyed well over a quarter of the night sky and produced the biggest color map of the universe in three dimensions ever. Now scientists ...
Jan 11, 2012 |
4.9 / 5 (7) |
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The world's slowest clock
(PhysOrg.com) -- National Physical Laboratory is well known for having some of the fastest and most accurate clocks in the world, but now new research with the Scottish Universities Environmental Research ...
Jan 17, 2012 |
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The tick-tock of the optical clock
(PhysOrg.com) -- UK's National Physical Laboratory time scientists have made an accurate measurement of the highly forbidden octupole transition frequency in an ytterbium ion, which could be used as the basis ...
Mar 29, 2012 |
3.8 / 5 (10) |
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NASA's GRAIL-A spacecraft 24 hours away from Moon
(PhysOrg.com) -- NASA's Gravity Recovery And Interior Laboratory (GRAIL)-A spacecraft is within 24 hours of its insertion burn that will place it into lunar orbit. At the time the spacecraft crossed the milestone ...
Space & Earth / Space Exploration
Dec 31, 2011 |
3.7 / 5 (9) |
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A new way to measure the expansion of the universe
A PhD student from The International Centre for Radio Astronomy Research (ICRAR) in Perth has produced one of the most accurate measurements ever made of how fast the Universe is expanding.
Jul 26, 2011 |
4.6 / 5 (20) |
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Researchers improving GPS accuracy in the 3rd dimension
Researchers who are working to fix global positioning system (GPS) errors have devised software to take a more accurate measurement of altitude – particularly in mountainous areas.
Aug 17, 2011 |
4 / 5 (2) |
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Brain-behavior disconnect in cocaine addiction
(PhysOrg.com) -- Parts of the brain involved in monitoring behaviors and emotions show different levels of activity in cocaine users relative to non-drug users, even when both groups perform equally well on ...
Medicine & Health / Neuroscience
May 25, 2009 |
4.4 / 5 (9) |
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How to tell real whiskey from fake -- faster
Methods for distinguishing between authentic and counterfeit Scotch whisky brands have been devised by scientists at the University of Strathclyde in Glasgow.
Chemistry / Analytical Chemistry
Jul 25, 2011 |
2 / 5 (1) |
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