MenuAs AI drives rising energy demand, the Trump Administration is exploring an unconventional energy source: surplus nuclear-weapons-grade plutonium from the Cold War. In May 2026, the Department of Energy, under its Surplus Plutonium Utilization Program, selected five companies—Oklo, Flibe Energy, Exodys Energy, SHINE Technologies, and Standard Nuclear— to examine whether the excess plutonium can be converted into fuel for advanced nuclear reactors. The initiative provides an opportunity for the country to turn what has long been regarded as a costly disposal challenge into a source of domestic energy. We know the physics works. The question is whether it can be made economically viable.
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