For ZDNET's latest Lab Award, we tested the best phones to find out which one had the best battery life over time.

The only drawback of AirTag ownership is that I'm chucking out a handful of old CR2032 button cells every year. It feels wasteful, but there's no real alternative (well, you can power AirTags from AA ...

Battery tech has come a long way over the years, with new solid state batteries which hold almost double the charge of some Tesla EVs, and even research that looks at using energy-storing concrete to ...

The rumored battery pack could deliver up to 15W of power wirelessly, or up to 20W via USB-C. The rumored battery pack could deliver up to 15W of power wirelessly, or up to 20W via USB-C. is a news ...

Samsung has completed its investigation into an incident that sent tech creator Daniel (@ZONEofTECH) to the hospital last year. The company states that the swelling in Daniel’s Galaxy Ring was caused ...

2025 has quietly become the year of absurdly large smartphone batteries. We’ve seen 7,000mAh and 8,000mAh packs becoming mainstream, and Honor even crossed the once-unthinkable 10,000mAh mark. Nearly ...

Samsung’s battery division has apparently tested a 20,000mAh silicon-carbon battery. The dual-cell battery reportedly developed swelling by the end of the test. The news comes as Chinese manufacturers ...

A new rumor claims Samsung SDI is experimenting with a dual-cell silicon-carbon battery boasting a massive 20,000mAh capacity, far beyond today’s smartphones. While the tech is still experimental and ...

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SEOUL, Dec 10 (Reuters) - South Korea's Samsung SDI (006400.KS), opens new tab said on Wednesday that its unit Samsung SDI America has signed a deal to supply lithium iron phosphate (LFP) batteries to ...

Samsung has launched a new portable monitor called the Movingstyle Portable Touchscreen. The 27-inch display is battery-powered with a touchscreen, and it can be used in two ways: with the built-in ...

The curious minds at ColdFusion explore Samsung’s new graphene battery technology and how it could revolutionize smartphones. This matters because longer-lasting, faster-charging batteries could ...