Δευτέρα 20 Φεβρουαρίου 2012

Science News SciGuru.com

Science News SciGuru.com

Link to Science News from SciGuru.com

Tongue Drive System Goes Inside the Mouth to Improve Performance and User Comfort

Posted: 20 Feb 2012 06:55 AM PST

The Tongue Drive System is getting less conspicuous and more capable. Tongue Drive is a wireless device that enables people with high-level spinal cord injuries to operate a computer and maneuver an electrically powered wheelchair simply by moving their tongues.

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A Surprising Molecular Switch Lipids Help Control the Development of Cell Polarity

Posted: 19 Feb 2012 07:55 PM PST

In a standard biology textbook, cells tend to look more or less the same from all sides. But in real life cells have fronts and backs, tops and bottoms, and they orient many of their structures according to this polarity explaining, for example, why yeast cells bud at one end and not the other.

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New Treatment for Traumatic Brain Injury Shows Promise in Animals

Posted: 19 Feb 2012 07:44 PM PST

A new drug is showing promise in shielding against the harmful effects of traumatic brain injury (TBI) in rats, according to a study that was released today and will be presented at the American Academy of Neurology's 64th Annual Meeting in New Orleans April 21 to April 28, 2012.

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Scientists prove Turing's tiger stripe theory

Posted: 19 Feb 2012 03:50 PM PST

Researchers from King's College London have provided the first experimental evidence confirming a great British mathematician's theory of how biological patterns such as tiger stripes or leopard spots are formed.

Researchers from King's College London have provided the first experimental evidence confirming a great British mathematician's theory of how biological patterns such as tiger stripes or leopard spots are formed.

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Researchers develop new way to oxidize promising graphene

Posted: 19 Feb 2012 03:21 PM PST

Researchers at Northwestern University have developed a new method for chemically altering graphene, a development that could be a step toward the creation of faster, thinner, flexible electronics.

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