Solid-state batteries promise to prove safer and longer lasting than conventional batteries. Now companies suggest they may commercialize solid-state batteries in the next five years for use in electric “hypercars” and power grids. Conventional batteries supply electricity […]

We haven’t perfected lithium-ion batteries for electric cars but the race is already on to replace them. Solid-state batteries are getting the most buzz as the heir apparent: Their proponents promise they’ll deliver longer range, faster charging […]