SMRTR Science & EngineeringOct 23, 2025Interesting Engineering

US to open Cold War-era plutonium waste vault to power next-gen nuclear reactors

SMRTR summary

The U.S. Department of Energy will provide American companies access to 19 metric tons of weapon-grade plutonium from Cold War-era stockpiles to convert into nuclear reactor fuel. This initiative aims to reduce dependence on Russian uranium imports while strengthening domestic nuclear capabilities as clean energy demand rises.

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