Archive: 25/02/2010

UV light stick purifies water

(PhysOrg.com) -- Today, about one billion people on Earth don't have access to clean drinking water, and that number is expected to increase even more in the coming years. To solve this problem, inventors have been trying ...

dateFeb 25, 2010 in Hi Tech & Innovation weblog
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Plotting and treachery in ant royal families

A team from the University of Copenhagen, led by postdoc Luke Holman of the Center for Social Evolution, describes in Proceedings of the Royal Society B, published on the 24 February 2010, that ant queens are much more devious ...

dateFeb 25, 2010 in Plants & Animals
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T-Mobile USA racks up prepaying subscribers

(AP) -- T-Mobile USA, the fourth-largest U.S. wireless carrier, said Thursday it gained 371,000 new customers in the fourth quarter, reversing subscriber losses in the third quarter.

dateFeb 25, 2010 in Telecom
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Scientists reveal driving force behind evolution

Scientists at the University of Liverpool have provided the first experimental evidence that shows that evolution is driven most powerfully by interactions between species, rather than adaptation to the environment.

dateFeb 25, 2010 in Evolution
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The safe way to use one Internet password

(PhysOrg.com) -- A little-used Internet authentication system from the 1980s could provide the answer for enabling web users to securely log in only once per Internet session, a Queensland University of Technology researcher ...

dateFeb 25, 2010 in Computer Sciences
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