Writer and occasional reluctant perpetrator of engine swaps, James O'Neil is a malaise era enthusiast and also fascinated by the many ways the auto industry has since recovered from those dark days.

PCWorld explains how to calibrate smartphone and laptop batteries when they display inaccurate percentage readings or cause unexpected shutdowns. Battery calibration involves fully charging to 100%, ...

Good battery care use to involve letting the battery discharge completely every so often. With modern battery technology, that's no longer true.

Wireless device charging has existed in a commercially-available capacity since around 2009, with one of the most commonly used device categories to have broadly adopted this technology being ...

An AGM battery, or absorbent glass mat battery, is essentially a more advanced version of a lead-acid battery. There are differences between AGM and standard lead-acid batteries, one of which being ...