In the competitive race to crack the fusion code, an unexpected participant has gained attention—not a billionaire with a cutting-edge lab, but a university student who built a reactor in his bedroom. In just four weeks and with about $2,000, Hudhayfa Nazoordeen, a math major from the University of Waterloo, created a mini fusor using parts he bought online. His project might not have produced fusion yet, but his ingenuity and perseverance stand out as he moves closer to understanding fusion technology. Nazoordeen’s reactor design mirrors that of a tokamak, a common type of fusion device. Inst…