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

Donut Lab has had the world's first solid-state battery ready for production vehicles measured in independent testing ...

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.

Basically, VTT hooked up Donut Lab’s to a battery tester and left it idle for 10 days, while measuring the voltage every 10 seconds. According to the results, the cell demonstrated high stability, ...

Finnish technology company Donut Lab has published the results of its third test measuring the properties of its solid-state battery. The test evaluated the ...

New frontrunner achieves an overall efficiency of 97 percent. There are significant gaps in warranty conditions.

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

Buying batteries in bulk may sound like a great way to save money, but how long can you expect your batteries to last if you just leave them in storage?

Flagship smartphones differ significantly in their battery capacities and underlying technologies. The Samsung S26 Ultra, iPhone 17 Pro Max, and Google Pixel 10 Pro XL are equipped with batteries in ...

Hands-on with the BMX SolidSafe Air, world’s thinnest 5,000mAh Qi2 power bank featuring titanium construction and fast 15W ...

World's most advanced power battery works with world's fastest mass-produced EV charger to make recharging as easy as ...