The US energy storage startup QuantumScape is making strides in solid-state lithium-metal EV battery technology, partnering with companies like Ford, Honda, Volkswagen, and Corning for advancements in battery manufacturing. Former Tesla Motors co-founder JB Straubel has joined QuantumScape to accelerate the transition to solid-state batteries, while Mark Marbury brings defense application experience to the company's Strategic Advisory Board. Despite setbacks in domestic EV battery manufacturing, companies like Anthro Energy, Dragonfly Energy, and Factorial Energy are pushing forward with their plans. QuantumScape's progress represents a significant step towards commercial-level production of solid-state batteries for electric vehicles, aligning with the shift towards federal electrification technology.