Vets began on Monday an autopsy on Berlin Zoo's superstar polar bear Knut after his untimely and unexplained death aged just four.
Plants & Animals
Mar 21, 2011
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(PhysOrg.com) -- A space-simulation chamber at NASA's Jet Propulsion Laboratory, Pasadena, Calif., is temporary home this month for the Curiosity rover, which will land on Mars next year.
Space Exploration
Mar 21, 2011
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(PhysOrg.com) -- We’re all familiar with different animal species using a variety of strategies to attract a mate or chase off an aggressor or a rival. For birds, it’s often a dazzling display of plumage or a deafening ...
Plants & Animals
Mar 21, 2011
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(PhysOrg.com) -- Simply stretching DNA can silence a gene, scientists at the UA have discovered. The finding could point to a previously unknown gene control mechanism.
Biotechnology
Mar 21, 2011
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Climate change is likely to intensify the alarming rate of degradation of the world’s rivers and wetlands unless water resources are better managed, according to a special issue of the international scientific journal ...
Environment
Mar 21, 2011
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(PhysOrg.com) -- Fines and tougher laws are likely to have little impact on the worldwide growth in piracy of movies, music, books and software, copyright experts have warned.
Economics & Business
Mar 21, 2011
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(PhysOrg.com) -- Someday a future intelligent organism could sweep away a million years of dust and find the bones of a Homo sapiens and wonder what he was.
Archaeology
Mar 21, 2011
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Despite its magnetic field, Earth is losing its atmosphere to space at about the same rate as planets that lack this protective barrier against the solar wind. Scientists now are beginning to question whether magnetic fields ...
Space Exploration
Mar 21, 2011
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Birds are the most diverse clade on the planet, and the skull of the living bird is one of the most highly modified and morphologically variable regions of their skeleton. The large diversity of enantiornithine birds (a group ...
Archaeology
Mar 21, 2011
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General relativity, Einstein’s theory of gravity, gives us a useful basis for mathematically modeling the large scale universe – while quantum theory gives us a useful basis for modeling sub-atomic particle physics ...
General Physics
Mar 21, 2011
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