Cold weather exposes weak batteries fast. Here’s how to spot the warning signs—and replace it before winter leaves you stuck.

Windows 11 has a built-in report that provides insight into your laptop's battery health (and whether a replacement is needed).

After testing 150+ products under a metaphorical microscope, our lab test editor found that industry standards don't always ...

Go behind the scenes at the Outside Lab. See how we used data and science to stress-test rain shells, backpacks, and ...

After his 2024 Prius Prime was "dead on delivery," one owner is now on his third 12-volt battery in just 19,000 miles.

Is the OnePlus 15 worth paying Rs 25,000 more than the OnePlus 15R? Our six-hour battery drain test reveals how close these ...

When the lights go out in winter, you are not thinking in abstract kilowatts, you are thinking about food spoiling and rooms ...

A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

AI is stressing the U.S. grid, forcing energy storage to diversify. Lithium supply chains and long-duration batteries are now ...

The PV5 Cargo is one of the safer vans on the road, given that it managed to bag a full five-star rating from Euro NCAP when ...