Smartphones have become essential to everyday life, but one common frustration remains: battery life. Despite improvements in hardware and software, many users still find themselves needing to ...

The Battery Life industry-standard benchmark since 1991 makes battery life comparisons even more straightforward. Featuring a new battery estimator, where users can switch among 3 test modes to ...

Apple's MacBooks have dominated in battery life in recent years, but this situation is undergoing a change now that Windows laptops, in addition to Intel and AMD, have a third CPU option: Qualcomm's ...

These simple tricks can extend the time between charges. For even better results, check out these laptops that aced our battery-life tests. Need to squeeze a little extra life from your laptop? Here ...

Momodou Wurry Jallow, an electrical engineering major at Alfred University, gives a demonstration on battery testing equipment installed in a lab in the McMahon Engineering Building. The demonstration ...

Lithium-ion batteries represent a cornerstone of modern energy storage solutions, powering devices ranging from portable electronics to electric vehicles and grid storage systems. Their high energy ...

Eleven Labs says its TimeCapsule not only protects an Apple AirTag, but it extends battery life from roughly one year to 10 ...

For a long time, I thought my phone’s declining battery was because of the aging hardware. Bigger and brighter displays, powerful processors, and advanced connectivity all come at a cost. I used to ...

Which 2026 flagship has the best battery life? We put the iPhone 17 Pro, Galaxy S26 Ultra, and Pixel 10 through an extreme drain test ...