To make things more interesting, those extra batteries don’t just sit there passively. The team engineered a bespoke BMS ...

A car battery that works fine in September can leave you stranded in January. Cold temperatures expose weakness you didn't ...

The Tesla Semi is arriving at a moment when freight margins are thin, diesel costs are volatile, and regulators are ...

Sodas like Coca-Cola contain acids and sugars that can harm your battery while cleaning it. Instead, use a solution of baking ...

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

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

The political polarization of battery-powered cars may have started when Toyota released its first hybrid model 25 years ago.

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

Moderate drop: Indicates partial aging — monitor closely and retest soon. Severe drop or collapse: The battery is nearing end-of-life or has an internal fault. Tracking battery load test results helps ...

The iPhone Air isn't selling as well as the three iPhone 17 models, which are still sold out in various markets, but there's no question the handset is a head-turner. While the ultra-thin profile and ...

In the fourth iOS 26.1 beta, Apple added a "Tinted" option that reduces the translucency of Liquid Glass for those who prefer a more opaque look. I saw some comments wondering whether the setting ...