There was speculation that Donut Lab’s battery was able to discharge energy so quickly because it was a supercapacitor in disguise. So the startup set out to disprove that claim. There was speculation ...

A small Finnish technology company, Donut Lab, claims to have perfected a new battery that has the potential to completely ...

LAS VEGAS—Low-voltage battery technology provider Clarios is providing its advanced 12V and 48V supercapacitors to what it called a major automotive manufacturer in the coming years. According to ...

Consumer technology today relies primarily on batteries to fulfill energy needs. Conventional batteries use chemical reactions to store energy, offering high energy density, which is to say that they ...

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 ...

Finnish startup Donut Lab released its third independent test result Monday, the latest in a series of weekly rollouts related to what it claims is the world's first production-ready all-solid-state ...

The startup's third test evaluates whether its solid-state battery is actually a supercapacitor. Here's what the results say. Finnish startup Donut Lab released its third independent test result ...