Meet the Battery Startup Taking on China's Giants

Solid-state batteries are safer and more capable--but harder to mass-produce. They also represent an opportunity for non-Chinese companies to get back in the game. The field of lithium batteries is currently dominated by Chinese companies like BYD and CATL. Not only do they sell the majority of batteries that go into electric vehicles and energy storage projects worldwide, they're also opening up new factories in your backyard . When companies outside China try to compete, like Europe's Northvolt, they quickly realize how hard it is .