The radioactive material could be absorbed by plants and eventually endanger the rest of the food chain. Study makes discovery near birthplace of atomic bomb: 'One of the most shocking things' first ...

The National Nuclear Security Administration’s deputy administrator for defense programs argued in a memo this month that Los Alamos National Laboratory should increase its annual production of ...

The United States is preparing to mine a rare nuclear resource from some of its most dangerous Cold War legacies, turning aging plutonium waste into fuel for reactors and power for spacecraft. The ...

LOS ALAMOS, N.M. – After years of missed deadlines, New Mexico is demanding that the U.S. Energy Department expedite the cleanup of so-called legacy nuclear and hazardous waste at Los Alamos National ...

The UK's Nuclear Decommissioning Authority announced it has succeeded in safely processing a can of plutonium residue into a stable waste form for the first time, marking a significant step toward ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

DOE’s efforts to manage surplus Pu-239 have been guided by the recommendations of a 1994 National Academy of Sciences study of plutonium disposition. The study made four specific recommendations (NAS, ...