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NNSA achieved a key milestone in energizing the Uranium Processing Facility (UPF) at the Y-12 National Security Complex in Oak Ridge, Tennessee, signifying the project’s transition to the final phase of construction.
The U.S. Department of Energy's National Nuclear Security Administration (DOE/NNSA) will conduct low-altitude helicopter flights over the Las Vegas valley and its surrounding areas for the remainder of 2025 and into 2026.
Major nuclear stockpile milestone assembled almost a year ahead of target date through streamlined production
Thirty new Ph.D. students will apply high-performance computing to innovative research in fields from quantum computing and AI to energy science.
The Department of Energy’s National Nuclear Security Administration (DOE/NNSA) published a Notice of Intent (NOI) in the Federal Register on May 9, 2025 to prepare a Programmatic Environmental Impact Statement (PEIS) for plutonium pit production.
Cobalt Magnet 25 is an emergency response exercise designed to bring more than 70 U.S. and Canadian agencies together to ensure preparedness
The U.S. Department of Energy's National Nuclear Security Administration (DOE/NNSA) will conduct low-altitude helicopter flights over New Orleans and its surrounding areas, Sunday, February 2, through Thursday, February 6, ahead of the Super Bowl on February 9.
NNSA published a Notice of Intent in the Federal Register to prepare a Supplemental Environmental Impact Statement for the Plutonium Facility at Lawrence Livermore National Laboratory to meet vital stockpile stewardship requirements.
NNSA has published its Draft Site-Wide Environment Impact Statement (SWEIS) for Los Alamos National Laboratory assessing current and future impacts of the Lab’s operations.
NNSA completed the Last Production Unit (LPU) of the B61-12 Life Extension Program (LEP). The B61-12 is the latest modification to the B61 family of gravity bombs, which are deployed from U.S. Air Force and North Atlantic Treaty Organization bases.