Major battery breakthroughs seemingly happen every day, but only some of that tech ever leaves the lab. WIRED breaks down ...

You can jump-start a dead car battery by using jumper cables to connect its terminals to the terminals of a functioning car ...

Learn how to calibrate your iPhone battery in iOS 26 to fix inaccurate readings, prevent shutdowns, and optimize performance.

The Treedix multifunction USB cable tester quickly identifies which cables still work and which ones belong in the recycling bin.

Save money and help the environment by only getting a new smartphone when it’s necessary Apple’s new iPhone 16e, which replaces the SE model, packs premium power and artificial intelligence ...

Begin by connecting pin 85 of the relay to a clean ground point on the vehicle chassis or the negative terminal of the ...

Dead batteries and leaky tires can lead to expensive service calls. Save yourself some cash with a jump starter featuring a ...

One customer at an auto shop had a power drain issue that caused her to replace her car battery three times in one year.

Battery cell voltage is the most fundamental measurement made on the cell. While on the surface measuring voltage seems easy, ...

A multimeter might look intimidating, but learning to use this simple electrician's tool will come in handy during a number of every day tasks.

Phone batteries degrade over time, but heat and use habits are a larger danger than keeping your phone plugged in.