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

Lithium-ion batteries with liquid electrolytes are more susceptible to extreme heat. If a liquid battery gets too hot, the liquid can vaporize and catch fire — a process called thermal runaway. And at ...

We took the major laptop processors (so far) in 2025 and asked them to stream "One Piece" from Netflix until they ran out of ...

A battery test shows iPhone 17 gains are real but modest, with eSIM-only models likely lasting longer thanks to larger ...

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 ...

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 ...

A broad new smartphone test has found that Apple devices lead the industry for battery life, with the iPhone 17 Pro Max ranking as the longest-lasting phone tested and Apple tied as the top overall ...

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Donut Lab revealed the first independent test showing that its solid-state battery is capable of 11C charging, although it still has to prove other claims ...

Battery life tests carried out by CNET reveal that the iPhone 17 Pro Max has the best battery life of any of the smartphones tested, and that Apple heads the brand rankings across its models. Apple’s ...

The open Battery Data Format standard for battery testing data enables researchers, designers, and manufacturers, as well as ...