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PCWorld explains how to calibrate smartphone and laptop batteries when they display inaccurate percentage readings or cause ...

CMOS stands for Complementary Metal Oxide Semiconductor and despite its size, it does much more than you think. Let’s clarify a few things first. A CMOS chip is vastly different than the CMOS battery ...

A home battery will ensure you don't lose power during outages, but it has a limited capacity. Is it worth the investment? Here's everything you need to know. Nobody likes dealing with power outages: ...

This new kind of battery could change how we power everything from satellites to medical implants. It could make pacemakers that last a lifetime, or sensors deep in forests or oceans that never need a ...