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 ...

Donut Lab’s solid-state, lithium-free battery has undergone a second round of independent testing, revealing both promising results and critical gaps. Conducted by Finland’s VTT research center, the ...

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 ...

2025 brought big changes to the smartphone battery department, with manufacturers adding silicon-carbon batteries that massively increase capacity without increasing the size of the battery or, by ...

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 ...

“An excellent all-in-one tool that every vehicle owner should keep on hand.” The Owmsic OBD2 Scanner and Battery Tester is on sale for $40, 60% off of the $100 it will normally cost you. That would be ...

After hours of video calls, texts, streaming and scrolling through social media, smartphone buyers cashing in on Cyber Monday deals want a smartphone battery that will last. "While there's a lot of ...

BENSON, N.C. (WTVD) -- A large crowd gathered in Johnston County on Tuesday for a major economic announcement. Vulcan Elements chose Benson for a new magnet factory. The project will bring 1,000 new ...