Donut Lab has released five VTT test reports on its solid-state battery, but none address the 400 Wh/kg energy density or 100 ...

Donut Lab is making wild claims about their new solid-state battery technology. Testing breaks down the specs, the science, ...

Given the damage sustained by the pack, the results shouldn’t be that surprising. The loss of the vacuum seal certainly ...

Testing highlights new performance features that may enable longer battery life, deeper discharge, and improved ...

Donut Lab has released a second set of independent test results for its controversial solid-state battery — this time proving the cell can discharge at extreme temperatures up to 100°C and actually ...

This week，the solid-state battery industry showed a dual-engine momentum driven by "intensive breakthroughs on the technology ...

Car batteries fail without warning from the visible signs most drivers recognize. The internal chemical degradation that ...

How far will an eMTB take you on a single charge? In our deep dive, we analyse the maximum range, efficiency and energy consumption of modern eMTB motors.

I didn’t think I needed a job-site light until I tested this one.

Solid-state batteries spark a global EV arms race as automakers and startups compete to unlock ultra-fast charging and the holy grail of electric mobility. Solid-state batteries have entered a global ...

Donut Lab, a Finnish solid-state battery maker, claims its cells retained 97.7% of their charge after sitting idle for 10 ...