September 27, 2022

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NNSA and Japan commit to convert Japan’s last research reactor that uses highly enriched uranium

NNSA and Japan agree to convert the Kindai University Teaching and Research Reactor (UTR-KINKI) from highly enriched uranium to low-enriched uranium fuel and to return all HEU to the United States.

September 26, 2022

NNSA awards $14 million for materials research at Case Western Reserve University

The U.S. Department of Energy’s National Nuclear Security Administration is awarding a $14 million grant to Case Western Reserve University to establish a Center of Excellence in lifetime extension research and materials science.

September 23, 2022

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NNSA Administrator Jill Hruby commemorates the 30th anniversary of the Divider nuclear explosive test

The NNSA Administrator reflects on the the final U.S. explosive nuclear test in 1992.

August 19, 2022

Comments Invited on Notice of Intent to Prepare a New Los Alamos National Laboratory Site-Wide Environmental Impact Statement

NNSA published a Notice of Intent (NOI) today to prepare a new Site-wide Environmental Impact Statement for Continued Operation of Los Alamos National Laboratory (LANL SWEIS).

August 17, 2022

NNSA announces exercise of terms for Nevada National Security Site management and operating contract

The Department of Energy’s National Nuclear Security Administration announced today it has exercised Option Terms 1 through 5 of Mission Support and Test Services, LLC’s management and operating contract for the Nevada National Security Site.

August 15, 2022

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NNSA’s Hruby visits South Korea to discuss national security, nonproliferation, and nuclear security issues

NNSA Administrator Hruby wrapped up her visit to East Asia Saturday with a trip to South Korea. She discussed national defense, nuclear nonproliferation, and nuclear security with her counterparts and visited key scientific organizations.

August 11, 2022

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NNSA Administrator visits Japan, announces nonproliferation milestone, and discusses nuclear security cooperation

Jill Hruby, NNSA Administrator, completed a productive visit to Japan on Thursday where she met with U.S. Ambassador Rahm Emanuel, discussed nuclear security and nonproliferation cooperation with Japan’s leaders, visited Hiroshima’s Peace Memorial Museum.

August 9, 2022

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45 kilograms of highly enriched uranium safely removed from Japan and returned to the United States

Fulfilling a commitment made at the 2016 Nuclear Security Summit, NNSA and Japan’s Ministry of Education, Culture, Sports, Science and Technology (MEXT) announced the removal of all highly enriched uranium from the Kyoto University Critical Assembly.

June 22, 2022

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NNSA hosting virtual job fair for Nuclear Security Enterprise on June 29

NNSA will host a virtual job fair for the Nuclear Security Enterprise (NSE) Wednesday, June 29, from 10 a.m. to 4 p.m. (EDT).

June 8, 2022

NNSA Completes Lawrence Livermore National Laboratory Exascale Computing Facility Modernization Project

The Department of Energy’s National Nuclear Security Administration today announced the formal completion of construction on the Exascale Computing Facility Modernization project at the Lawrence Livermore National Laboratory in Livermore, California.