CNET's Abrar Al-Heeti goes hands-on with Apple's first foldable iPhone and explores its biggest features and upgrades.

Apple's iPhone 17 lineup, particularly the iPhone 17 Pro Max, feature some of the best battery life we've tested.

I thought most flagship phones had enough juice for me, but this 10,000mAh phone may have cured my battery anxiety once and for all.

Yet the economics offer a more complicated story. CATL’s energy storage revenue increased just 9 per cent in 2025, implying that revenue per unit of storage fell about 15 per cent. Blame an abundance of supply.

The largest independent EV battery study, 500,000 tests, ranks which used EVs retain the most battery health. Mercedes, Hyundai and BMW lead.

Global battery storage capacity surged 66% in 2025, with China controlling nearly half the market as electricity demand and grid flexibility needs accelerate.

Europe has some promising battery tech, but can it make up ground lost to Chinese battery giants?

This is a crucial issue that goes beyond the US and even beyond batteries. China is miles ahead of much of the rest of the world on technologies like solar panels and batteries. Through years of government support and experience with research and manufacturing, the nation is an energy powerhouse.