EV charging

Electric vehicles

Porsche investment could unlock up to a 50% boost in EV battery density

The German automaker led a $400M funding round in startup Group14, a maker of silicon anodes that will bump up battery efficiency and shorten charging times.

Julian Spector  . 

A worker stands among dozens of EV batteries on a factory floor in China
An EV battery factory in Nanjing, Jiangsu, China (STR/AFP via Getty Images)