For years, fast charging has been treated like a guilty pleasure for EV owners—convenient, but quietly destroying long-term ...

Battery engineers have promised a revolution for more than a decade, but the latest generation of solid-state and high-density cells is finally moving from lab slides to factory floors. If those plans ...

As early electric cars age out, hundreds of thousands of used batteries are flooding the market, fueling a gray recycling economy even as Beijing and big manufacturers scramble to build a more orderly ...