For years, the federal government has been working on turning old, unexploded warheads left over from the Cold War into a ...

Weapons-grade plutonium can fuel nuclear reactors known as mixed oxide reactors, but none of these exist in the U.S.

The Energy Department's Surplus Plutonium Utilization Program could turn roughly 20 metric tons of weapons-grade material ...

The Trump administration has selected five companies to possibly take plutonium from Cold War stockpiles, DOE said.

The U.S. is exploring the use of Cold War-era plutonium from dismantled nuclear warheads as alternative fuel for advanced nuclear reactors due to uranium supply shortages and reliance on foreign ...

Two companies want to revive the atrophied domestic market for enriched uranium to fuel power plants and the U.S. arsenal.

The Trump administration plans to provide weapons-grade plutonium to private companies for conversion into fuel for advanced ...

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 ...

If Donald Trump wants history and the Nobel committee to recognize him as a peace president, he has a strange way of going ...

The overall loss raises questions about safety, says a GAO report.