The innovative new battery on this electric motorcycle charges in just 5 minutes

A small Finnish startup says it has done what the world’s biggest automakers are still struggling to do: put a solid-state battery into a production vehicle, starting with a motorcycle that can charge to more than 100 miles of range in as little as five minutes.

“For the last 15 years, the entire battery industry in automotive has been talking about solid-state batteries—that they’re the future,” says Marko Lehtimäki, CEO of Donut Lab, the startup that makes the new battery. “But up until today...