Tesla May Have Invented a Million-Mile Electric Car Battery
Is Elon Musk's tech for vehicles built to last 76 years, or the key to a driverless car-on-demand future? Yes. S ince Edison a century ago, the world of batteries has been riven with exaggeration and fibs. U.S. university and private labs routinely announce purportedly important new leaps, only to go quiet when the cameras are gone.