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 ...

That said, our battery life test results are quite close in some metrics, with some phones having clear strengths and ...

Real-world data and expert battery testing show that even heavily used EVs often lose range gradually rather than suddenly ...

Add Yahoo as a preferred source to see more of our stories on Google. Chinese and German researchers have announced a significant breakthrough in lithium-sulfur battery technology, demonstrating ...

A new leak suggests that Vivo could be jumping on the big-battery bandwagon with an upcoming smartphone. According to Weibo tipster Digital Chat Station, Vivo is currently testing a new phone equipped ...

Top off your phone, tablet, laptop, or any other gadget without dropping everything to sit by an outlet. Editor’s Note — ...

Honor is one of the few brands offering smartphones with 10,000mAh batteries. The company already offers both mid-range and flagship models with these oversized cells, including the Honor Power 2 and ...

Electric vehicles (EVs) are reshaping the way we think about transportation, but buying one, especially a used model, requires careful consideration. A key factor to evaluate is the health of the EV’s ...