Nuclear fusion, the technology that could one day provide clean and nearly limitless energy, has just taken a major leap forward. Scientists have finally found a solution to a puzzle that has lasted ...

The central solenoid is the heart of a fusion reactor, and a "jacket" of meticulously crafted stainless steel—capable of withstanding extreme temperatures and magnetic fields—protects it. Chinese ...

Workers wear protective equipment in a cavernous hall that contains industrial equipment. The tokamak hall at Commonwealth Fusion Systems’ fusion energy facility in Devens, Massachusetts, will house ...