Morning Overview on MSN

Donut Lab vows solid state battery proof after wild 'scam' accusations

Finnish startup Donut Lab has pushed back against accusations from online critics that its solid-state battery technology is a fraud, with CEO Marko Lehtimäki pledging that third-party testing and ...
Interesting Engineering on MSN

Donut Lab’s solid-state battery hits 80% charge in 4.5 minutes, beating 'scam' claims

After weeks of skepticism and even industry figures calling its solid-state battery claims a ...