Companies say it’s a better way to dispose of the Cold War-era material — and fix a shortage of nuclear fuel. But the plan has also faced criticism from nonproliferation experts. By Brad Plumer ...

For decades, the U.S. has had a plutonium problem. Around 100 tons of the stuff was made during the Cold War to go into powerful atomic bombs. But as nuclear stockpiles were dismantled, the government ...

The Trump administration is moving forward with a plan to provide Cold War-era plutonium from dismantled nuclear warheads to companies that want to convert the dangerous material into fuel for nuclear ...

Nuclear technology company Oklo has been selected by the US Department of Energy for advanced negotiations under the Surplus Plutonium Utilization Program, which aims to turn designated surplus ...

The US is planning to distribute plutonium left over from Cold War-era weapons to commercial nuclear developers as part of the Trump administration’s efforts to accelerate the rollout of new reactors.

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