Donut Lab promised a battery with incredible numbers which is ready for mass production. A former employee of a supplier says ...

Late last year, I had the chance to check out the world’s first semi-solid-state batteries designed for electric bicycles.

Donut Lab, a Finnish solid-state battery maker, claims its cells retained 97.7% of their charge after sitting idle for 10 days, a figure that, if independently confirmed, would represent a sharp ...

If you can believe the ambitious claims in a slickly produced video released Jan. 4 ahead of the CES technology show in Las Vegas, a battery revolution is coming this year that could upend the ...

Earlier this year, Donut Lab wowed CES attendees with its "production-ready" solid-state battery. However, few took their announcement seriously, and some industry insiders even accused the startup of ...

Imagine a battery that stores more power, lasts longer, and remains safe even under stress. Researchers at the U.S.

MG will introduce semi-solid-state batteries in Europe, aiming to improve EV efficiency, performance and cold-weather ...

Donut Lab’s solid-state, lithium-free battery has undergone a second round of independent testing, revealing both promising results and critical gaps. Conducted by Finland’s VTT research center, the ...

In a livestreamed event last month, China’s Chery Automobile said it had made a breakthrough in solid-state batteries and would deploy them next year in a luxury electric SUV that would have a ...