The fusion power plant will generate about 400 megawatts of electricity at its Chesterfield County site owned by Dominion Energy. Commonwealth Fusion Systems, the largest private fusion company, will ...

(From left) Commonwealth Fusion Systems CEO Bob Mumgaard shows off the company's new campus to U.S. Secretary of Energy Jennifer Granholm, U.S. Senator Elizabeth Warren, and U.S. Senator Edward Markey ...

DEVENS, Mass., Aug. 28, 2025 /PRNewswire/ -- Commonwealth Fusion Systems (CFS), the largest and leading private fusion company, today announced that it raised $863 million in a Series B2 fundraising ...

Inside a vast, hangar-like building in Devens, a trio of employees are working to test and assemble the pieces of what is likely one of the most advanced machines being built on Earth. One part of a ...

DEVENS, Massachusetts — Inside a cavernous factory in a quiet Boston exurb, workers wearing hard hats and safety glasses swarm around giant magnets powerful enough to lift an aircraft carrier. In ...

AI factories and data centers require gigawatts of electric power,” said Siemens CEO Roland Busch today at CES 2026. “What if ...

MIT’s startup Commonwealth has a new powerful magnet that could finally make fusion power a reality. On an overcast day in early December, a yellow earth mover scooped dirt from the edge of a deep pit ...