
GM’s venture arm invested in battery startup SolidEnergy Systems five years ago. Now, GM is tapping the MIT spinout to help it pack more energy into its batteries, the latest in a string of moves by the automaker aimed at accelerating its shift to electric vehicles.
GM president Mark Reuss, who announced the partnership Thursday at a Washington Post Live conference, said the work with SolidEnergy Systems to improve the energy density of lithium-ion batteries will hopefully drive mass adoption of EVs. As part of the agreement, the two companies plan to build a prototyping facility in Woburn, Massachusetts, …