News tagged with hole punching
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Search results for hole punching
Scientists discover mechanism behind superinsulation
8 hours ago |
5 / 5 (5) |
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory have discovered the microscopic mechanism behind the phenomenon of superinsulation, the ability of certain materials ...
Theorists propose a new way to shine -- and a new kind of star
12 hours ago |
4.6 / 5 (8) |
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Dying, for stars, has just gotten more complicated. For some stellar objects, the final phase before or instead of collapsing into a black hole may be what a group of physicists is calling an electroweak star.
UN talks: Rich nations must make big emission cuts
Dec 11, 2009 |
3.3 / 5 (10) |
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(AP) -- Wealthy nations would commit to drastically reduce greenhouse gas emissions in the next decade, and the world should strive to nearly eliminate them - or at least cut them in half - by 2050 under ...
Scientists observe super-massive black holes using Keck Observatory in Hawaii
Dec 10, 2009 |
5 / 5 (8) |
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An international team of scientists has observed four super-massive black holes at the center of galaxies, which may provide new information on how these central black hole systems operate. Their findings ...
Galaxy Collision Switches on Black Hole
Dec 10, 2009 |
4.5 / 5 (4) |
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(PhysOrg.com) -- This composite image of data from three different telescopes shows an ongoing collision between two galaxies, NGC 6872 and IC 4970.
First phase of pan-tropical forest mapping debuting at COP15
Dec 10, 2009 |
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Tropical forest loss accounts for an estimated 17% of global emissions of carbon dioxide. As part of a strategy to reduce these greenhouse gas fluxes to the atmosphere, the UNFCCC's Conference of the Parties 15 in Copenhagen ...
Suzaku catches retreat of a black hole's disk
Dec 10, 2009 |
4.5 / 5 (16) |
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(PhysOrg.com) -- Studies of one of the galaxy's most active black-hole binaries reveal a dramatic change that will help scientists better understand how these systems expel fast-moving particle jets.
Penn State scientist at center of a storm
Space & Earth / Earth Sciences
Dec 09, 2009 |
4 / 5 (8) |
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A few words culled from some hacked e-mails in Britain have generated chaos in the world of climate science -- throwing dark clouds over Pennsylvania State University and stirring up negative publicity for the field that ...
Fermi sees brightest-ever blazar flare
Dec 09, 2009 |
4.4 / 5 (10) |
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(PhysOrg.com) -- A galaxy located billions of light-years away is commanding the attention of NASA's Fermi Gamma-ray Space Telescope and astronomers around the globe. Thanks to a series of flares that began ...
Social scientists build case for 'survival of the kindest'
Other Sciences / Social Sciences
Dec 08, 2009 |
4.2 / 5 (36) |
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(PhysOrg.com) -- Researchers at the University of California, Berkeley, are challenging long-held beliefs that human beings are wired to be selfish. In a wide range of studies, social scientists are amassing ...
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