Ryobi's 18V system uses interchangeable lithium batteries that can power tools both small and large. Here's six devices worth ...

However, most of us can't stay tethered to a wall outlet. Thankfully, you don't have to. The battery market is packed with options that can boost your phone's battery life no matter where you are.

Here’s how it works. When searching for the best laptops for battery life in your price range, you can't count on manufacturer claims about battery life: you need real data. That's why we put ...

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 ...

However, there is a lack of safe and reliable battery technologies to support the push toward ...