The Pennsylvania Turnpike Commission relies on rigorous inspection, lab testing and long-term performance analysis to ensure ...

Finnish technology company Donut Lab has published the results of a special fast-charging test. In the fourth round of testing the controversial solid-state ...

Donut Lab's third independent VTT test confirms its solid-state battery retains 97.7% capacity after 240 hours idle. Energy density and cycle life remain untested.

CNET, the trusted authority for tech reviews and analysis, reveals CNET Lab Awards, a new awards program based entirely on its proprietary product testing insights, equipping readers with vital, ...

Donut Lab’s fast-charge demo beat many e-motorcycles, but 400 Wh/kg and 100,000-cycle claims remain unverified after the fourth test.

The Donut Lab solid-state battery was heated to the boiling point of water. Here’s what happened next.

Finnish startup Donut Lab has just released the third independent test of its solid-state ...

Donut Lab, a Finnish solid-state battery maker, claims its cells retained 97.7% of their charge after sitting idle for 10 days, a figure that, if independently confirmed, would represent a sharp ...