Gallery: Electromagnetic Harvester Charges Batteries by Using the Curre...

 

Electromagnetic fields are almost impossible to get away from in our modern environment—they come from phones, televisions, radios, power sockets and even from thunderstorms. And while we go about our day, blithely unaware of the currents around us, a student at the University of the Arts in Bremen, Germany, decided that he would attempt to harvest their energy. As a result, Dennis Siegel created a small device that can be placed near the source of a field to charge batteries, creating energy from the wasted energy all around us.

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