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 ...

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

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 ...

WTF?! Eye-catching battery claims are nothing new, but some deserve closer scrutiny. According to an investigation led by independent researcher Ziroth and supported by more than 20 battery experts, ...

In January, a Finnish-Estonian startup proclaimed it had developed a truly solid state battery, a holy grail for the technology industry. Donut Lab's cell wasn't just solid state, however. It claimed ...

Donut Lab's battery has all the characteristics of an advanced lithium-ion battery, according to a new investigation. The Finnish startup could have been misled by a company called CT Coatings, which ...

While the Verge Motorcycles spinoff Donut Lab has spent the last few months claiming to have solved solid-state batteries, science YouTuber Ziroth says he’s determined that the battery the company is ...

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 ...

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 ...