Donut Lab's third independent VTT test confirms its solid-state battery retains 97.7% capacity after 240 hours idle. Energy density and cycle life remain untested.

Donut Lab, a venture-backed startup operating largely in stealth mode, has presented a solid-state battery prototype that the ...

Several major automakers and battery startups are racing to bring solid-state batteries from the lab to the production line, placing billion-dollar bets that the technology will solve the range, ...

ION Storage Systems becomes the first U.S. solid-state battery company to pass customer cell performance qualification.

A U.S. battery developer has moved a step closer to bringing solid-state batteries into ...

Solid-state battery developer QuantumScape is approaching the end of 2025 with all of its key goals achieved. The latest development is the installation of key equipment to enable higher-volume QSE-5 ...

Donut Lab unveiled tests this week demonstrating its battery's charging capability. Experts still have big questions—about cycle life and performance at the pack level. Donut Lab is releasing more ...

Explore the solid state vs lithium ion debate in this detailed battery technology comparison, highlighting differences in energy density, longevity, safety, and future energy storage potential.

Finnish startup Donut Lab has just released the third independent test of its solid-state ...