11/10/2011

Young S. Africans 'use MXit to talk to strangers'

Three quarters of young people regularly talk to strangers on the South African social network MXit, raising concerns about the risks for young people on the mobile Internet, according to a study Tuesday.

Light can detect pre-cancerous colon cells

After demonstrating that light accurately detected pre-cancerous cells in the lining of the esophagus, Duke University bioengineers turned their technology to the colon and have achieved similar results in a series of preliminary ...

Research shows how life might have survived 'snowball Earth'

Global glaciation likely put a chill on life on Earth hundreds of millions of years ago, but new research indicates that simple life in the form of photosynthetic algae could have survived in a narrow body of water with characteristics ...

Changes in rainfall patterns are projected for next 30 years

Manoa have projected an increased frequency of heavy rainfall events but a decrease in rainfall intensity during the next 30 years (2011-2040) for the southern shoreline of Oahu, according to a recent study published in the ...

Social media companies 'friend' politics

(AP) -- Social media companies have "friended" the 2012 presidential contest at a level almost unimaginable just four years ago, hosting debates and sponsoring presidential town halls while remaining indispensable tools ...

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