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New wearable device turns the body into a battery



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Researchers at the University of Colorado Boulder have developed a new, low-cost wearable device that transforms the human body into a biological battery.
The device, described today in the journal Science Advances, is stretchy enough that you can wear it like a ring, a bracelet or any other accessory that touches your skin. It also taps into a person’s natural heat — employing thermoelectric generators to convert the body’s internal temperature into electricity.
“In the future, we want to be able to power your wearable electronics without having to include a battery,” said Jianliang Xiao, senior author of the new …

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