Solid-state batteries are already being installed in city buses: Update

Mercedes-Benz eCitaro G electric busAs each automaker adds urgency to its electric-vehicle business plan and mentions solid-state battery technology as the future, remember this: Solid-state cells are already in use in vehicles, just about every day. Where are they used? No, not a skunkworks in Sweden, or a closed loop in Japan. Public passenger buses in Wiesbaden, Germany, with the...