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Following the terrorist attacks of September 11, 2001, U.S. and international experts raised concerns that unsecured radiological sources were vulnerable to theft and posed a significant security threat to the United States and the international community.
Following the terrorist attacks of September 11, 2001, U.S. and international experts raised concerns that unsecured radiological sources posed a significant security threat to the United States and the international community.
The International Atomic Energy Agency's (IAEA) safeguards system has been a cornerstone of U.S. efforts to prevent nuclear weapons proliferation since the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) was adopted in 1970.
Many foreign nuclear research reactors use highly enriched uranium (HEU) fuel. Because HEU can be used in nuclear weapons, the Department of Energy (DOE) has two programs to return HEU from foreign reactors to either the United States or Russia. The U.S.
Russia's continued operation of three plutonium production reactors poses a serious proliferation threat. The Department of Energy's (DOE) Elimination of Weapons-Grade Plutonium Production program seeks to facilitate the reactors' closure by building or refurbishing replacement fossil fuel plants.
The mission of the National Nuclear Security Administration's (NNSA) Nonproliferation and Verification Research and Development (R&D) Program is to conduct needs-driven research, development, testing, and evaluation of new technologies that are intended to strengthen the United States' ability to...
The security systems installed by the Department of Energy (DOE) are reducing the risk of theft of nuclear material in Russia, but hundreds of metric tons of nuclear material still lack improved security systems.
The contribution of U.S. nuclear training of foreigners to the spread of nuclear weapons cannot be accurately estimated. There is no way to ascertain the true intentions of the foreign national being trained or the motivations of their countries.