<ul><li>Scientists have developed Power-Over-Skin, a technology that allows electricity to travel through the human body.</li><li>This could eliminate the need for batteries in wearable devices like smartwatches and fitness trackers.</li><li>The technology involves a battery-powered transmitter worn on the body that sends power to small wearable receivers.</li><li>Researchers hope to increase the power transmitted by 10 times to enable battery-free earbuds or smart glasses in the future.</li></ul>

New tech sends power through the body for wearable devices

Discover more