by Emily | May 21, 2026 | Clean Energy News, Fusion
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. (Helion Photo) Helion makes big bet on ‘Tiny Merge’ fusion testbed to meet...
by Emily | May 6, 2026 | Clean Energy News, Fusion, Nuclear
Zap Energy’s FuZE-Q fusion device. (Zap Photo) Last week, Zap Energy announced their new, integrated nuclear future as the first company to simultaneously pursue two tracks for nuclear power: fusion, an unproven but promising technology that smashes light atoms...
by Emily | Feb 17, 2026 | Clean Energy News, Fusion
Helion Energy’s Polaris fusion reactor operating with tritium and deuterium fuel. (Helion Photo) Helion, a Washington-based fusion energy company, announced that its Polaris prototype has set new fusion industry benchmarks, becoming the first privately developed...
by Emily | Nov 20, 2025 | Clean Energy News, Fusion
Zap Energy’s FuZE-Q fusion device. (Zap Photo) Zap Energy recently announced that its next generation device named the Fusion Z-pinch Experiment 3, or FuZE-3, has now achieved plasmas with electron pressures as high as 830 megapascals (MPa), or 1.6 gigapascals (GPa)...
by Emily | Oct 28, 2025 | Clean Energy News, Fusion
Commonwealth Fusion Systems specialized magnet. CFS photo. Commonwealth Fusion Systems recently received a key component at the campus in Devens, Massachusetts- the first half of the vacuum vessel at the heart of their SPARC machine. The 48-ton half-donut-shaped steel...
