New Technology Converts Sound Into Electrical Energy

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In the future, you could charge your cell phone just by chatting.

Researchers at South Korea’s Sungkyunkwan University have developed a new technology that converts soundwaves into electrical energy, The Telegraph reports. With the sound-harvesting tech, batteries could be charged by everything from the human voice and music to the sound of highway traffic.

Researcher Dr. Sang-Woo Kim said, “The sound that always exists in our everyday life and environments has been overlooked as a source. This motivated us to realise power generation by turning sound energy from speech, music or noise into electrical power.”

Read the full article at:
http://www.huffingtonpost.com/2011/05/09/sound-charging-cell-phone-battery_n_859347.html

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