Cordless vacuum cleaners have revolutionised household cleaning – so we tested the best ones for families, pet owners and more!

China is set to revolutionize EV charging with 1,000 fast battery swap stations, making traditional charging seem outdated ...

The lifespan of lithium metal batteries (LMBs) has been doubled in testing while maintaining a very high energy density.

Take the automaker’s new Ioniq 9 three-row SUV, for example. Hook Hyundai’s family hauler up to a sufficiently powerful charger—say, 350 kilowatts—from Electrify America, EVgo or the like and it’ll ...