
How does NNSA use gamma rays to fulfill its missions?

At NNSA’s National Laboratories and sites, research supporting our vital nuclear security missions spans the entire electromagnetic spectrum.

Space-based nuclear explosion sensors are a vital U.S. capability to both monitor compliance with treaties.
NNSA today published the “2017 Year in Review.” The report highlights major accomplishments from the past year across vital national security missions
Nuclear Science Week is an international celebration of the atomic world. Just as the nucleus is at the center of the atom, nuclear science is a...
WASHINGTON, D.C. – The U.S. Department of Energy’s National Nuclear Security Administration (DOE/NNSA), in cooperation with Ghana, C...
OLEM allows inspectors to measure the enrichment level of uranium as it flows through a gas centrifuge enrichment plant.