Donut Lab solid-state battery retest by Finland’s VTT shows capacity rising to 110% at 80C, but weight data is still missing.

A solid battery completed a second test, working at 100°C and delivering higher capacity, while claims on life cycle remain ...

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

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.

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.

CATL says its sodium-ion pack can keep charging and delivering power far below freezing. The real test is whether those lab numbers survive real winter driving ...

This week，the solid-state battery industry showed a dual-engine momentum driven by "intensive breakthroughs on the technology front and targeted solutions on the policy front." CATL disclosed a ...

Did the Bluetti Pioneer Na keep working in the freezing cold when most batteries would give up? I tested it to find out.

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

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 ...

Today, American automaker and technology company Rivian announced full trims and pricing 1 for the all-new R2, a mid-size electric SUV that brings Rivian’s design, performance and technology to a ...

Detailed price information for Sparton Resources Inc (SRI-X) from The Globe and Mail including charting and trades.