Battery anxiety has enjoyed a long, comfortable reign in the smartphone world. Low-power alerts, charger hunting, power banks ...

The Consumer Electronics Show (CES), if you've never seen it, is a frantic grab-bag of aching feet, glitzy product demos, hotel and conference center meetings, and a handful of major keynotes and ...

EV batteries contain dangerous chemicals that can pose health hazards for humans. Battery scientists are solving that problem, at least in the lab. The risk of contamination of soil and water from EV ...

Wireless transmission of electricity has been a dream of engineers for a long time. More than a hundred years ago, Nikola Tesla spent a fortune trying to build a device to transmit electricity over ...