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 ...

Alkaline batteries are cheaper than lithium batteries and are great for simple electronics around your house. These options provide the best value. Laboratory Technical Project Manager Gianmarco ...

Faith is a writer whose work has been featured in EcoWatch and Today’s Homeowner. She holds economics and English degrees from the University of North Carolina at Chapel Hill and likes to ...

Despite a slowdown in electric-vehicle (EV) sales in some countries, demand for batteries was up by around 40% globally last year, and seems likely to continue at a similar pace. Consequently ...

I’ll be the first one to admit to not practicing the best battery habits, especially where my laptop is concerned. Most days I leave my laptop plugged in for far too long, which can deteriorate ...

I’m one of the consumer PC experts at PCMag, with a particular love for PC gaming. I've played games on my computer for as long as I can remember, which eventually (as it does for many) led me ...

What is the best solar battery overall? We've evaluated many solar batteries over the course of the year, and the Bluetti EP900 Home Battery Backup is CNET's pick for the best solar battery ...

Rechargeable batteries, which can be used again and again through top-ups from the mains-connected charger, are an investment – the best will last for hundreds of hours of use. They have several ...

From smartphones to electric vehicles, batteries single-handedly power some of the single most impactful technologies in our lives. And while batteries themselves aren’t some new technology ...

A battery is a device that stores energy in chemical form and can convert it into electric energy through electrochemical reactions. Deposition–dissolution reactions are key to the function of ...

When you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman is a writer focused on batteries and charging accessories. She has spent countless hours ...