Nonproliferation Articles and Press Releases
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June 10, 2025The achievement significantly enhances radiological security and underscores NNSA's commitment to keeping America safe from radiological terrorism.National Nuclear Security Administration
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Press ReleasesJanuary 6, 2025In January 2025, NNSA Administrator Jill Hruby posted the following as a letter in Science, in response to the June 2024 article titled “The weapons potential of high-assay low-enriched uranium.”National Nuclear Security Administration
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Press ReleasesNovember 19, 2024The U.S. Department of Energy’s National Nuclear Security Administration and the Republic of Korea’s Ministry of Foreign Affairs co-hosted the seventh Nuclear Security Working Group this month at Lawrence Livermore National Laboratory.National Nuclear Security Administration
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November 19, 2024The U.S. Department of Energy’s National Nuclear Security Administration and Japan’s Kyoto University have converted the Kyoto University Critical Assembly “Core C” from highly enriched uranium to high-assay low enriched uranium fuel.National Nuclear Security Administration
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November 14, 2024Meet Ed McLean. His family lawyer and his father influenced him deeply and positively. His service in the U.S. Air Force prepared him to help NNSA's Office of Global Material Security improve its processes and run more efficiently.National Nuclear Security Administration
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November 4, 2024Senior leaders from around the U.S. government attended the 68th International Atomic Energy Agency (IAEA) General Conference (GC) September 16-20 in Vienna, Austria, to advance nuclear energy, safety, security, safeguards, emergency preparedness and response, peaceful uses, nonproliferation, and other nuclear-related issues.National Nuclear Security Administration
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October 4, 2024In September, NNSA’s Office of Radiological Security hosted a conference in Thessaloniki, Greece, highlighting the medical efficacy of alternative technologies – like X-ray – to high-activity radiological sources and their ability to reduce the risk of terrorism.National Nuclear Security Administration
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October 4, 2024This report helps inform our planning and program activities to ensure U.S. national security and advance global nuclear security.National Nuclear Security Administration
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October 4, 2024NNSA has released Prevent, Counter, and Respond—NNSA’s Plan to Reduce Global Nuclear Threats (NPCR) FY 2025-2029. This report highlights pressing nuclear and radiological challenges at home and abroad.National Nuclear Security Administration
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September 16, 2024Meet Gabriela Quintanilla, an NNSA Graduate Fellow. Inspired by her parents' work ethic and a love of learning, now she's is smack-dab in the middle of the agency's plutonium disposition efforts. Luckily, her Brazilian jiu-jitsu training has prepared her well.National Nuclear Security Administration