The cost won’t make sense for everybody, but a portable battery and some panels can take a portion of your energy use off the grid.

Big tires, small tires, overland rigs, and even a basketball; I tested them all to find inflators I'd actually use myself.

We’ve all been there. You walk out to your car, turn the key, and you get nothing but a terrible clicking sound. A lot of people just assume their car battery has just quit due to age, but that’s not ...

Modern smartphones can safely stay plugged in overnight, but temperature and charging habits still affect long-term battery health. Here's what Apple, Samsung and Google say.

For that, you’ll need a dedicated car battery tester like this popular model that’s currently 40% off at Amazon.The Ancel 12V Car Battery Tester is $24, $16 off its $40 list price. That’s a sizable ...

If you've been driving long enough, this scenario might sound familiar: You get into your car, turn on the ignition, and then... nothing. Your battery is dead, and you're probably going to be late.