Archive: 04/3/2011

Self-cooling observed in graphene electronics

With the first observation of thermoelectric effects at graphene contacts, University of Illinois researchers found that graphene transistors have a nanoscale cooling effect that reduces their temperature.

Apr 03, 2011
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Five new genes linked to Alzheimer's

Scientists said Sunday they had uncovered five genes linked to the onset of Alzheimer's disease, doubling the number of genetic variants known to favour the commonest form of dementia.

Apr 03, 2011
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'Cow valve' heart implant hailed as breakthrough

A new type of heart valve made with cow tissue and inserted by catheter was hailed on Sunday as a major breakthrough that could eliminate the need for open heart surgery in some patients, US doctors said Sunday.

Apr 03, 2011
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Yoga calms heart pace, cuts anxiety: study

People who suffer from irregular heartbeat could see their episodes cut in half if they do yoga regularly, according to a study released Saturday in the United States.

Apr 03, 2011
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Google profile in China shrinking

(AP) -- A year after a public spat with Beijing over censorship, Google Inc. says its business with Chinese advertisers is growing even as the Internet giant's share of online searches in China plunges.

Apr 03, 2011
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Activists call for renewable energy at UN meeting

(AP) -- Citing the nuclear disaster in Fukushima, environmental activists at a U.N. meeting Sunday urged bolder steps to tap renewable energy so the world doesn't have to choose between the dangers of nuclear power and the ...

Apr 03, 2011
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Census spotlights India's 'missing girls'

The problem of India's "missing girls" has been put under a harsh spotlight by new census data showing the ratio of female to male children at its lowest level since independence in 1947.

Apr 03, 2011
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Co-founder Page returning to Google helm

Google co-founder Larry Page on Monday takes back the reins of the Internet powerhouse that he and Sergey Brin created as Stanford University students some 13 years ago.

Apr 03, 2011
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