Scientists at Los Alamos National Laboratory are exploring an accelerator-driven system that does exactly that—by turning nuclear waste into tritium, one of the most critical fuels for fusion reactors. Here’s the science in simple terms 👇 Fusion (like what powers the Sun) often relies on deuterium + tritium. Deuterium is abundant. Tritium is rare, radioactive, and hard to produce at scale. That’s one of fusion’s biggest bottlenecks. This new approach uses high-energy proton beams aimed at nuclear waste materials. The collision triggers spallation—a process where heavy atoms eject neutrons. Those neutrons are then absorbed by molten lithium salts, producing tritium efficiently and in a controlled way. Why this matters: • Reduces long-lived nuclear waste • Creates a domestic tritium supply • Improves safety by avoiding solid fuel handling • Could accelerate real-world fusion reactors It’s not “free energy” or a silver bullet—but it is a clever example of physics, materials science, ...