A company based in the United States just got one step closer to making nuclear fusion a reality. Commonwealth Fusion Systems (CFS), an MIT offshoot, just inked a deal with a Japanese producer of high-temperature superconductors (HTS) in the largest deal of its kind in history. The contract is going to bring the company’s tokamak fusion device a step closer to commercial reality at a pivotal point in the global race to unlock the technology hailed as the holy grail of clean energy. This specialized tape is a critical material for making tokamaks…