Choosing a power bank is not only about picking the biggest number on the box. A higher mAh capacity does not always mean a ...

It took eight years of field measurements for researchers at the RWTH Aachen University in Germany to estimate the usable capacity of home battery energy storage systems and develop a dataset covering ...

A home battery can keep your home running during power outages, or provide a more sustainable energy option when paired with solar panels, but finding the right one can be tricky. Buying a home ...

Power banks are vital tools for many people, allowing us to get a full working day out of our smartphones. While most people look at the size, weight, or price, the savvier buyer will pay attention to ...

The big picture: Google's latest mid-range smartphone, the Pixel 9a, comes with a controversial new battery management feature that gradually reduces the battery's maximum charge capacity over time, ...

Android vs iPhone battery management differs in charging speed, software control, and efficiency, shaping how long phones ...