The proposed plutonium pit facility at Savannah River Site will reconstruct a massive 500-room partially completely abandoned ...

The US is planning an experiment to check the effectiveness of the aging plutonium in its atomic weapons National Public ...

More than 60 Tri-Valley residents turned out to a public meeting on the Livermore Lab's role in a nationwide program to enhance the production of plutonium weapons, with additional public meetings now ...

Evgeny Velikhov's many accomplishments in reducing the threat from nuclear weapons—during and after the Cold War—are ...

A thousand feet beneath the desert, the United States conducts experiments to verify that its weapons work. But some fear a ...

No immediate changes to the Savannah River Site's role are expected now that Energy Secretary Chris Wright has been confirmed ...

The United States is set to conduct a subcritical nuclear test in the spring, aiming to evaluate the condition of plutonium used in its nuclear wea ...

In a notice of intent posted earlier this month, the Department of Energy and the National Nuclear Security Administration ...

The U.S. hasn't tested a nuclear weapon in decades, and since the 1990s has used simulations and experiments to verify they're working properly. NPR was granted a rare look at how they do it.

Lawrence National Lab has announced that they want to increase the plutonium “Utilization” at their plutonium facility. Plutonium is a highly hazardous, radioactive metal used in the Lab’s nuclear ...