Learn more about Nuclear Stockpile
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December 3, 2020All three of NNSA's National Laboratories were honored on the latest Top500 list of the world's fastest supercomputers.National Nuclear Security Administration
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Press ReleaseNovember 23, 2020On Nov. 28, 1950 newspapers and radio stations announced that the then-Savannah River Plant, currently the Savannah River Site (SRS), would be ...Savannah River Site
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November 10, 2020A little-known team of experts at the Denver Federal Center and Los Alamos National Laboratory is preserving America’s nuclear weapons research.Office of Environmental Management
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November 4, 2020DOE and NNSA celebrate Exascale Day and Exascale Awareness Week.National Nuclear Security Administration
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October 21, 2020Administrator Gordon-Hagerty takes Under Secretary of Defense for Acquisition and Sustainment and Acting Under Secretary of Defense for Policy on tourNational Nuclear Security Administration
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October 15, 2020The science behind baking a cake is at work at NNSA’s Y-12 National Security Complex.National Nuclear Security Administration
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March 10, 2020Today, the United States and Australia have signed a milestone arrangement that lays the groundwork for Australia to lease space in the U.S. StrategicEnergy.gov
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August 13, 2019'El Capitan’ at Lawrence Livermore National Laboratory will perform mission critical research to maintain U.S. nuclear weapons stockpileEnergy.gov
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Press ReleaseMay 11, 2019Secretary Perry and Lisa E. Gordon-Hagerty visit Nevada National Security Site in North Las Vegas.Energy.gov
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Press ReleaseMay 6, 2019NNSA released three strategic documents to guide efforts across the Nuclear Security Enterprise.National Nuclear Security Administration