Researchers at Sungkyunkwan University in Seoul, South Korea, have developed a novel method of turning sound into electricity, and the technology could soon be used to charge our mobile phones with nothing more than the power of the human voice, reports the Telegraph.

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As the Web moguls see it, the Internet has evolved from a method of transmitting information to its own computing platform, as novel as the personal computer was in the late 1970s, or client-server networks were in the '80s.

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