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Researchers Say They Can Charge a Phone With Ambient Sound

A new smartphone prototype can be charged by ambient sound, such as cheers from a football field or chatter from a coffee shop — though don't expect to cut your charging cable anytime soon.

Scientists from Queen Mary University of London and researchers at Nokia built a mobile device that can be refueled when everyday background noise, including traffic and music, is converted into electricity.

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mashable.com
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neoragex2479d ago

Commenting on this news we would like to make it clear to everyone that this invention and discovery is not new, and this news, and this technique is talked about a lot of international media visual and print and audio that was in 2008, did not come to the scientists something new about the energy used and discovered only only materials chemical used.