To make the most of EV ownership, you need high-voltage charging equipment at home. We tested some of the top home EV ...

We may receive a commission on purchases made from links. When you think about your car, the primary power generator in your mind may be the engine. It's true that the engine is responsible for ...

Finnish-Estonian bikemaker Verge has been in plenty of headlines in the past few years. Now, it’s time for its spin-off partner company, Donut Lab, to get its fair share of eyeballs. The company has ...

I've been covering Android and other mobile technology for close to ten years now, with a specific interest in phone accessories, e-readers, and what makes each individual phone different from another ...

Battery life remains a crucial factor when selecting a smartphone, particularly for users who depend on their devices for extended periods without frequent recharging. A recent battery drain test from ...

Donut Lab, the Finnish solid-state battery startup that has faced intense skepticism since its CES 2026 debut, released its first pack-level charging test results today. The 18 kWh battery pack ...

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 ...

Donut Lab has released its third independent test report from VTT, the Finnish Technical Research Centre, and it confirms another claim: the solid-state battery retains 97.7% of its charged capacity ...

The Finnish startup’s battery not only survived extreme heat conditions, it actually gained capacity. The Finnish startup’s battery not only survived extreme heat conditions, it actually gained ...

PCWorld tested laptop battery life across major processor platforms using a new Netflix streaming benchmark with the anime ‘One Piece’ at 1080p resolution. Intel Lunar Lake achieved the longest ...

Donut Lab says it will release independent lab tests on its production-ready solid-state batteries over the next several weeks. Skepticism abounds after the company announced at CES that it had a ...

It is common knowledge that communicating over WiFi is more efficient than using the 5G cellular network, but by how much exactly? That’s exactly what PhoneBuff set out to measure in its latest ...