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The Cobalt Magnet 22 exercise was organized by NNSA and held in Austin in 2022. The weeklong scenario had terrorists first warn about then detonate a "dirty bomb." Hundreds of responders came together to handle what happened next.

NNSA’s Office of Radiological Security shared best practices and enhanced cooperation at the International Atomic Energy Agency’s International Conference on the Safety and Security of Radioactive Sources last month in Vienna.

NNSA’s Karyn Durbin has been named the winner of an Arthur S. Flemming Award, which honors federal employees with less than 15 years of service.

NNSA hosted 10 foreign disarmament and nonproliferation officials at Los Alamos National Laboratory and Sandia National Laboratories to highlight how the U.S. Government is keeping its word on the Treaty on the Non-Proliferation of Nuclear Weapons.

Scientists from different disciplines and multiple countries meet to enhance detection

Dr. Daniel Blumenthal, the Department of Energy Attaché at the U.S. Embassy in Israel, has been awarded the prestigious 2022 Homeland Security and Emergency Response Section Service Award by the Health Physics Society.

The National Nuclear Security Administration is celebrating the women who make up the backbone of our Enterprise.