Ready to drop disposable alkaline batteries for rechargeable AAs and AAAs? Not so fast, you first have to figure out which ...

Rechargeable solid-state lithium batteries are an emerging technology that could someday power cell phones and laptops for days with a single charge. Offering significantly enhanced energy density, ...

Why the next-gen solid-state battery everyone talks about isn't in your iPhone yet ...

Nick is a Features author who's been writing for fellow tech geeks since 2011. While he's mostly focused on phones, he's also thrilled by cameras and audio gear of all shapes and sizes. On weekends, ...

The New York State Department of Environmental Conservation is urging residents to think about their unwanted batteries.