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 ...

While the Verge Motorcycles spinoff Donut Lab has spent the last few months claiming to have solved solid-state batteries, ...

Battery fraud investigation reveals how voltage curves exposed Donut Lab's $25M scam using fake solid-state cells that were ...

The world’s first solid-state battery, announced by Donut Lab, has sparked interest for its potential advancements over traditional lithium-ion technology. While marketed as a breakthrough in energy ...

Donut Lab released a new test showing its solid-state EV battery retained 97.7% charge after 10 days, aiming to prove critics wrong who claimed it wasn’t a real battery. Donut Lab released a new test ...

DETROIT — The label with the circle containing the letters "UL" in black and the word "certified" stuck on the back of countless electric appliances for more than a century may be coming to electric ...

Ever since Donut Lab unveiled its solid-state battery, experts have questioned the startup's claims. Donut Lab has commissioned an independent lab to verify that its SSB technology is real, and the ...

During CES 2026, Donut Lab claimed it had built a solid-state battery that promised unprecedented energy density, longevity, and charging performance. Skeptics demolished Donut Lab's claims, but the ...

The conclusion doesn't rest on speculation or anonymous sources. Instead, it comes down to how the battery behaves under ...

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 ...