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 smartphones ...

When cars sit, especially modern cars, it's really hard on the battery. Why? Well, there are a number of factors, but the main one is that even a parked car continues to pull a bit of power from a ...

There’s a certain amount of alchemy at play when dealing with automotive batteries. Even fleet managers with years of experience aren’t always sure if they’re dealing with a battery that needs to be ...

The more functionality we pack into our smartphones, the more power they need to run. It’s been over a year since J.D. Power surprised no one by revealing that poor battery life has the biggest impact ...

Editor’s note: This article is part of our roundup of USB-C battery packs. The simplest way to discuss electrical power is in units of volts (V), current measured in amperes or amps (A), and watts (W) ...

The big battery pack that powers an electric car may look a lot different than the AA or AAA battery you use in various household devices, but at their core, these seemingly dissimilar energy storage ...

When cars sit, especially modern cars, it's really hard on the battery. Why? Well, there are a number of factors, but the main one is that even a parked car continues to pull a bit of power from a ...