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Electricity Is Being Harvested From Light Breezes

All portable electronic communication devices require regular access to an energy source, which can be a problem for soldiers in the field. The U.S. Army is testing a new device that harvests energy from even the slightest breeze. Solar chargers are effective only when the sunlight is relatively strong, so researchers at the Construction Engineering Research Laboratory [CERL] in Illinois turned to the wind as another natural source of power often present in open spaces. Four months of...

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