National security on the move with high energy physics

Scientists are developing a portable technology that will safely and quickly detect nuclear material hidden within large objects such as shipping cargo containers or sealed waste drums. The researchers, led by Berkeley Lab ...

Changes ordered at Los Alamos over nuke waste leak

(AP)—Federal officials say four Los Alamos National Laboratory workers have been reassigned, and the Department of Energy is pulling nuclear waste cleanup operations from the contractor that runs the lab.

Los Alamos to get new supercomputer

Los Alamos National Laboratory is getting a next-generation supercomputer to help maintain the safety and effectiveness of the nation's nuclear weapons.

Testing virtual nuclear stockpiles

In 2010 the Pentagon revealed it had a total of 5,113 warheads in its nuclear stockpile, down from a peak of 31,225 at the height of the Cold War in 1967.

Plutonium at 150 years

Planning the future needs of the U.S. nuclear weapons stockpile as well as the nuclear weapons complex depends in part on maintaining confidence in the long-term stability of the pit, or core, of plutonium-239 residing inside ...

page 11 from 11