Northvolt was one of the world’s most valuable battery startups. Now it has run out of charge. Over the past week, the Swedish company filed for bankruptcy in the U.S. and said its co-founder ...

A battery chainsaw makes light work of yard maintenance tasks, like cutting through fallen trees and trimming branches, without the loud noise level and upkeep of a gas-powered chainsaw.

Why does it always seem like your car battery chooses the day you’re running late to get to work in the cold, dark, snow, or rain to give up the ghost and stop working? You jump in the car ...

Nov. 7, 2024 — Scientists are developing a formula for success -- by studying how a new type of battery fails. The team's goal is the design for long-term storage of wind and solar energy ...

It’s essential to have a good grasp on the health of your phone battery, whether it be the number of charging cycles, its actual capacity, or its temperature. Even batteries in the best ...

Demanding activities like gaming, watching videos, and snapping photos leave many of us glancing nervously at our battery indicators throughout the day and wondering when we should find the ...

If you had asked me a few years ago what I considered to be the weakness of modern smartphones compared to older phones, I'd have said the battery. When you look at phones from before modern ...

You start to take the battery for granted. As long as there’s enough juice to turn the engine over, you’re good to go, right? That mindset can easily get you caught in a loop of buying battery ...

Is your phone, tablet, or laptop typically in the battery red zone before the day's end? These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile ...

If you've snagged one of the best iPhones or best Androids recently, you're going to need a faster charger than you were using before, and you'll definitely want a battery pack to keep your phone ...