Researchers discovered flexible battery fueled by human sweat

Researchers at Nanyang Technological University, Singapore (NTU Singapore)  have created a flexible and stretchy battery that is fueled by human sweat. The prototype battery is made out of printed silver flake electrodes that create energy when wet. The battery, which is 2 cm by 2 cm and is as flat as a little paper bandage, is attached to a flexible and sweat-absorbing cloth that is stretchy and attachable to wearable devices such as watches. The team of scientists tested its gadget with fake human sweat to illustrate its potential application…

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