Archive: 21/07/2011

Butterfly study sheds light on convergent evolution

For 150 years scientists have been trying to explain convergent evolution. One of the best-known examples of this is how poisonous butterflies from different species evolve to mimic each other's color patterns – in effect ...

dateJul 21, 2011 in Evolution
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Researchers stumble on colorful discovery

Modified metals that change colour in the presence of particular gases could warn consumers if packaged food has been exposed to air or if there's a carbon monoxide leak at home. This finding could potentially influence the ...

dateJul 21, 2011 in Materials Science
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Exoplanet aurora: An out-of-this-world sight

Earth's aurorae, or Northern and Southern Lights, provide a dazzling light show to people living in the polar regions. Shimmering curtains of green and red undulate across the sky like a living thing. New research shows that ...

dateJul 21, 2011 in Astronomy
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A $1000 genome could be reached by 2013

(PhysOrg.com) -- A new report published in the journal Nature describes the new machine created by Jonathan Rothberg of Ion Torrent Systems which uses semiconductors to decode DNA and takes them one step closer to being able ...

dateJul 21, 2011 in Biotechnology report
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New York Times suffers quarterly loss

The New York Times Company said Thursday it lost $120 million in the second quarter, as income from digital subscriptions failed to make up for a steep write-down of its print newspaper assets.

dateJul 21, 2011 in Business
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