Helion makes big bet on ‘Tiny Merge’ fusion testbed to meet aggressive Microsoft timeline

Helion Energy is building Tiny Merge, a fusion device that is one-eighth the size of its seventh generation prototype and will serve as a testbed for faster iterations of its designs. — With just three years left on a hard deadline to prove its approach to fusion works, Helion Energy is still wrestling with fundamental questions — and it’s building a new, smaller machine to help find answers faster. Since launching more than a decade ago, Helion has built increasing