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 ...
Storing solar and wind energy to meet the increasing power needs of the electrical grid calls for devices that can deliver ...
Some of us have felt somewhat nervous about the collapse of DRAM and NAND Flash memory supply in the consumer market, while ...
Researchers from North Carolina State University and Rice University have created a nontoxic, stretchable battery that operates by extracting moisture from the ambient environment—even in climates as ...
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 ...