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

A host of questions have arisen in recent days about what this EV motorcycle battery actually is.

Earlier this year, Finnish startup Donut Lab grabbed headlines after claiming it had developed the first production-ready solid-state EV battery capable of charging in about five minutes. The ...

Earlier this year Donut Lab caused quite the furore when they unveiled what they claimed was the world’s first production-ready solid state battery, featuring some pretty stellar specifications. Since ...

Editor's note, June 10: The technology described in this article is now subject to fraud allegations. A June 2026 investigation says that Donut Lab's "production-ready solid-state battery" is actually ...

What if the future of energy storage could be redefined in just five minutes? That’s the bold promise behind the world’s first solid-state battery unveiled by Donut Lab, a breakthrough that has ...

This is a search field with an auto-suggest feature attached. There are no suggestions because the search field is empty. One of the announcements that caused a lot of fuss at CES 2026 this week was a ...

What if the future of energy storage was already here, quietly reshaping how we power our lives? Two Bit da Vinci walks through how a small Estonian company, Donut Lab, claims to have developed the ...

Independent analysis of Finnish research institute VTT's test reports exposes Donut Lab's deception through what investigators call "electrochemical fingerprints." The voltage signature matches ...

A comprehensive investigation by battery researcher Ziroth, involving over 20 independent battery experts, has produced what amounts to definitive proof that Donut Lab’s “miracle” solid-state battery ...