90% charge in 20 minutes and 92% efficiency in minus 13-degrees? Yes, please ...

General Motors is bringing in potentially groundbreaking new battery tech that not only has 30 percent more energy density at the existing production cost for cells but also would circumvent China's ...

Extreme winter weather can do more than make people uncomfortable—it can also cripple the batteries that power electric vehicles, backup systems, and everyday devices. When temperatures plunge, many ...

In 2025, CNET tested the battery life of 35 phones, and our overall top performer is the iPhone 17 Pro Max. At a starting ...