The history of evolution is periodically marked by explosions in biodiversity, as groups of species try out a wide range of shapes and sizes. With a new analysis of two such adaptive radiations in the fossil record, researchers ...
Evolution
Dec 20, 2011
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Biologists have learned in recent years that wild chilies develop their trademark pungency, or heat, as a defense against a fungus that could destroy their seeds. But that doesn't explain why some chilies are hot and others ...
Plants & Animals
Dec 20, 2011
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Mozilla on Tuesday said that it has renewed a deal making Google the default search engine in the nonprofit organization's open-source Firefox Web browsing software.
Internet
Dec 20, 2011
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(PhysOrg.com) -- Astronomers have discovered why we see meteors flash through the night sky while they seemingly rain down on us gently at the same time. In a paper published in the December 20 issue of the Astrophysical ...
Astronomy
Dec 20, 2011
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For most of us, the word "turbomachinery" may conjure up images of superheroes or fast exotic cars, but in reality most people leverage turbomachinery to get things done nearly every day.
Engineering
Dec 20, 2011
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Oracle's quarterly earnings missed analyst estimates as the business software maker struggled to close deals, signaling possible trouble ahead for the technology sector.
Business
Dec 20, 2011
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Plant roots are fascinating plant organs – they not only anchor the plant, but are also the world's most efficient mining companies. Roots live in darkness and direct the activities of the other organs, as well as interact ...
Biotechnology
Dec 20, 2011
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(PhysOrg.com) -- An endoscope that can provide high-resolution optical images of the interior of a single living cell, or precisely deliver genes, proteins, therapeutic drugs or other cargo without injuring or damaging the ...
Nanophysics
Dec 20, 2011
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Online singing sensation Rebecca Black topped a 2011 most-viewed YouTube videos list Tuesday that included spoofs starring pets, talking babies and pop music star Michael Bolton.
Internet
Dec 20, 2011
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Skeletons don't lie. But sometimes they may mislead, as in the case of bones that reputedly showed evidence of syphilis in Europe and other parts of the Old World before Christopher Columbus made his historic voyage in 1492.
Archaeology
Dec 20, 2011
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