Every car needs a battery to help it start and power its electronics. Here's how many volts this all-important component ...

Discover how to make a homemade battery capable of charging your smartphone using simple materials like copper foil, aluminum ...

This simple tools allows you to troubleshoot nearly any RV or camper problem, potentially saving you a lot of time, hassle, and money in replacement parts.

Ready to drop disposable alkaline batteries for rechargeable AAs and AAAs? Not so fast, you first have to figure out which ...

If your battery is dying on you, the cause might be what's known as parasitic drain. Here's what it is, how it happens, and ...

Earlier this month on Hobart’s River Derwent, a 130-meter (426-ft) vessel began moving with an unfamiliar level of calm. No engine rumble, no exhaust plume; just the quiet churn of waterjets as Hull ...