The maximum capacity of an iPhone measures how much the device’s battery has degraded over time. iPhones have lithium-ion ...

Will this Chevrolet Silverado EV be the biggest electric vehicle we test this year? Almost certainly. Fractionally narrower ...

The company dropped hints on Weibo, spotlighting a device that promises standout specs—including a massive battery.

Across the country, companies have been installing giant batteries that help them use more wind and solar power. That’s about ...

DeWalt builds its Powerpack and Powerstack batteries using different technologies. Both have their strengths, and each excels ...