Learn how to build a hand-crank phone charger at home using simple electronics components like repurposed DC motors, magnets, ...

In this video, a cordless drill charger is turned into a battery charging station with a built-in volt-amp meter. The process ...

In a video published today on its YouTube channel, iFixIt shows the surprisingly analog process of fully assembling and ...

Storing solar and wind energy to meet the increasing power needs of the electrical grid calls for devices that can deliver ...

A few small changes to how and when you charge your phone can slow down battery drain that seems inevitable. With more than a decade of experience, Nelson covers Apple and Google and writes about ...