Study of fish fossil shows that 'head-first' diversity drives vertebrate evolution
To turn up the heat in chilies, just add water
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 ...
Dec 20, 2011
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Google remains default search engine at Firefox
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.
Dec 20, 2011
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The bizarre case of meteors with two identities
(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 Jo ...
Dec 20, 2011
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Better turbine simulation software to yield better engines
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.
Dec 20, 2011
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Oracle misfires in fiscal 2Q, raising tech worries
Oracle's quarterly earnings missed analyst estimates as the business software maker struggled to close deals, signaling possible trouble ahead for the technology sector.
Dec 20, 2011
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New tool offers unprecedented access for root studies
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 ...
Dec 20, 2011
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A single cell endoscope: Researchers use nanophotonics for optical look inside living cells
(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 ...
Dec 20, 2011
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Pets, songs and babies top YouTube videos in 2011
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.
Dec 20, 2011
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Skeletons point to Columbus voyage for syphilis origins
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.
Dec 20, 2011
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Scientists reveal how bacteria build homes inside healthy cells
(PhysOrg.com) -- Bacteria are able to build camouflaged homes for themselves inside healthy cells - and cause disease - by manipulating a natural cellular process.
Dec 20, 2011
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NASA's TRMM satellite measured Washi's deadly rainfall
NASA's Tropical Rainfall Measuring Mission (TRMM) satellite was providing forecasters with the rate in which rainfall was occurring in Tropical Storm Washi over the last week, and now TRMM data has been compiled ...
Dec 20, 2011
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Candid video clips from Thailand show anti-poaching efforts saving wildlife
Kepler finds first earth-size planets beyond our solar system
(PhysOrg.com) -- NASA's Kepler mission has discovered the first Earth-size planets orbiting a sun-like star outside our solar system. The planets, called Kepler-20e and Kepler-20f, are too close to their star ...
Dec 20, 2011
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EU unyielding on airline carbon despite US pressure
The EU will go ahead with its hotly contested plan to charge airlines for carbon emissions despite US threats of reprisal, should it win the backing of the European Court of Justice, EU sources said Tuesday.
Dec 20, 2011
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