During testing, the solid-state cell sustained an 11C charging rate. The battery reached 80 percent charge in 4.5 minutes and ...

EV fast-charging above 12% of sessions doubles battery degradation to 3% annually, potentially costing thousands in premature replacement versus 1.5% with slower charging.

Since announcing earlier this year that it was on the cusp of a major battery breakthrough, Finnish startup Donut Lab has faced a lot of questions, and plenty of skepticism, about its production-ready ...

Donut Lab released independent testing of its new solid-state battery, which can charge to 80 percent in just five minutes.

What if the very feature that makes your smartphone so convenient, fast charging, is quietly wearing down its battery? It’s a concern that’s sparked countless debates among tech enthusiasts and casual ...

For years, fast charging has been treated like a guilty pleasure for EV owners—convenient, but quietly destroying long-term ...

South Korean researchers have unveiled a new lithium-metal battery technology that could push electric ...

Writer and occasional reluctant perpetrator of engine swaps, James O'Neil is a malaise era enthusiast and also fascinated by the many ways the auto industry has since recovered from those dark days.

Our non-Tesla EV for this Supercharging test was a 2026 Cadillac Lyriq-V, a performance-oriented version of the Lyriq SUV ...

Battery performance is critical to mobile device performance, and technology advances with lithium-ion batteries continue to increase the available energy packed into our portable devices. With ...

We rely on our smartphones so much these days that it seems like a personal betrayal when they decide to run out of charge. This is why many of us resort to fast iPhone chargers to keep our games, ...

As the electric vehicle era enters full scale, demand is increasing for batteries that can travel farther and last longer.