When an e-bike suddenly stops working, cuts out under load, or powers on but will not move, it is easy to assume the worst.

Rechargeable batteries are, among other things, one of the most crucial tools that you'll want to add to your earthquake emergency kit. When the grid is down, these devices can efficiently power ...

Many of you are worried about the long-term reliability of electric vehicle batteries. I know because you ask me all of the time. Among skeptics and prospective buyers alike, it's one of the first ...

Google will soon reduce the performance of Pixel 6a phones affected by a new battery overheating problem. If you plan to upgrade and trade-in, however, your used Pixel phone won’t fetch much on the ...

EV battery degradation fears are overblown - real-world data shows most packs retain 85%-plus capacity and outlast the ...

We rely on our smartphones so much these days that it seems like a personal betrayal when they decide to run out of charge. This is why many of us resort to fast iPhone chargers to keep our games, ...

It’s commonplace to hear about best practices for ensuring that your EV’s battery remains in top condition for the longest period of time. Chief among those is to only charge your electric vehicle to ...

An extreme close-up of a 3V CR2032 button cell battery - VGV MEDIA/Shutterstock If you've had to replace the battery in an Apple AirTag, you've seen a CR2032 battery up close. The performance of the 3 ...