The first breeder reactor, went online almost 75 years ago. But today, only two remain active across the globe. Our question is simply, why?

Eight of the nine plutonium production reactors that line the Columbia River in Eastern Washington are being put in temporary storage for up to 75 years to allow radiation in their core to decay ...

Repurposing surplus plutonium as reactor fuel could cut costs, ease the advanced nuclear fuel bottleneck, and offer a more permanent nonproliferation solution than dilute and dispose. America has ...

Cocooning the past. Plutonium reactor in Eastern WA encased in steel to protect the river By Annette Cary. Updated October 26, 2022 5:56 PM. Richland, WA.

The federal government built nine nuclear reactors at Hanford to make plutonium for atomic bombs during World War II and the Cold War. The site along the Columbia River contains America’s ...

The U.K. is grappling with how to get rid of weapons-grade plutonium and may employ a novel reactor design to consume it The U.K. has nearly 100 metric tons of plutonium—dubbed "the element from ...

US Government Works to ‘Cocoon' Old Nuclear Reactors The process will put the reactors in a state of long-term storage to allow radiation inside to dissipate over a period of decades, until they ...

The U.N.'s atomic agency believes North Korea is restarting its main nuclear reactor to produce plutonium for nuclear weapons. Above, a woman in Seoul walks past a TV news screen showing North ...

North Korea has restarted its plutonium nuclear reactor and could be recovering spent fuel in the coming weeks, the United States’s spy chief said on Tuesday. “We assess that North Korea has ...

Hanford’s historic B Reactor, the world’s first full-scale nuclear reactor, went critical on Sept. 26, 1944. Wigner’s team had designed the Hanford reactors to house 1,600 process tubes.

A new reactor at North Korea's Yongbyon nuclear complex appears to be operating for the first time, which would mean an additional potential source of plutonium for nuclear weapons.

Iran's Arak heavy water reactor, hit by an Israeli airstrike, ... (155 miles) southwest of Tehran, could produce plutonium, which can be used to make an atomic bomb.