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They're far from the only ones working on tiny, energy-harvesting generators, but a group of researchers from the University of Michigan may well be farther along than most. Unlike some similar devices, their generator is able to scavenge even the slightest bits of energy from arbitrary, non-period

4 years ago 0 Comments
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Remember EnOcean's batteryless / wireless light switches on display last year? Don't sweat it, neither did we. Still, that hasn't stopped EnOcean from experimenting with battery-less sensors which harvest electricity from vibrations (pictured) and temperature differentials. According to EnOcean, the

8 years ago 0 Comments