The fusion power frontrunner said that construction on its Sparc reactor was proceeding as planned. Meanwhile, it's building ...

Commonwealth Fusion Systems said Tuesday at CES 2026 that it has installed the first superconducting magnet for its Sparc ...

Commonwealth Fusion Systems installs first of 18 massive magnets in Sparc fusion reactor at CES 2026, aiming to activate it ...

Commonwealth Fusion Systems said on Tuesday at CES 2026 that it has installed the first magnet in its Sparc fusion reactor, ...

Commonwealth Fusion Systems just took a monumental step toward reshaping how the world is powered, and how much that power is going to cost. The Massachusetts-based energy startup, created out of MIT ...

CFS has partnered with NVIDIA and Siemens to build an AI-driven digital twin for its SPARC tokamak, accelerating fusion ...

When the US Department of Energy announced that it would stop funding the tokamak at MIT’s Plasma Science and Fusion Center, ...

Scientists have developed a lightning-fast AI tool called HEAT-ML that can spot hidden “safe zones” inside a fusion reactor where parts are protected from blistering plasma heat. Finding these areas, ...

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 ...

Founded in January 2022, Xcimer has already raised $100 million, according to PitchBook, from investors including Hedosophia, ...