Google Invests $1B in Form Energy's 100-Hour Battery Tech

What Happened Google completed a $1 billion investment in Form Energy, a Massachusetts-based startup that has developed battery technology capable of storing energy for 100 hours—far longer than conventional grid batteries. The investment represents one of the largest single funding rounds in the energy storage sector and will enable Form Energy to scale production of its iron-air battery systems. Form Energy’s technology stands apart from traditional lithium-ion batteries used in most grid storage applications.