An environmentally friendly battery made from wood (Update)

Taking inspiration from trees, scientists have developed a battery made from a sliver of wood coated with tin that shows promise for becoming a tiny, long-lasting, efficient and environmentally friendly energy source. Their ...

High-efficiency zinc-air battery developed

Stanford University scientists have developed an advanced zinc-air battery with higher catalytic activity and durability than similar batteries made with costly platinum and iridium catalysts. The results, published in the ...

Cloud backup services offer more than just reassurance

Your email is likely in the cloud. Your photos and music may be there, too. So is it time to back up all the files and data from your computer to the Internet? Some storage experts and a growing number of consumers say yes. ...

Physicists light 'magnetic fire' to reveal energy's path

New York University physicists have uncovered how energy is released and dispersed in magnetic materials in a process akin to the spread of forest fires, a finding that has the potential to deepen our understanding of self-sustained ...

Facebook buys mobile app builder Parse

Facebook said it was buying a startup specializing in powering mobile applications as part of its drive to make the social network friendlier to smartphones and tablet computers.

The cloud within us

The first tentative steps towards a peer-to-peer approach to cloud computing that enables users and removes the risks and costs of relying on industry giants to offer services are being taken by an international team of researchers.

Microsoft retools Office for touch screen, Web use

Microsoft is selling a retooled version of its Office software to consumers as an online subscription service for the first time in an attempt to extend one of the company's key franchises beyond personal computers.

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