Donut Lab claimed to have made the world's first production-ready solid state battery. An in-depth investigation suggests ...

Donut Lab says it has developed what it describes as a solid-state battery that is ready for use in production vehicles, and the company claims the technology will begin appearing in consumer ...

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 ...

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 ...

What if the future of electric mobility wasn’t just about faster charging or longer range, but a complete redefinition of how batteries work? Donut Lab takes a closer look at how the world’s ...