In his mission to appoint an immigration hardliner to lead the Department of Homeland Security, President Donald Trump has run into a problem. His top two picks for the job don’t meet the legal requirements to be made acting secretary. Neither Ken Cuccinelli, the acting director of Citizenship and Immigration Services, nor Mark Morgan, the […]

  Sang Hyun Lee discusses the internal and external challenges facing the South Korean nuclear energy sector and measures to improve transparency and oversight.   Jor-Shan Choi considers the sustainability of global strategies for managing fissile materials in the context of emerging technologies.    Alexander Bychkov reflects on Russia’s experiences commercializing fast reactors and the […]

The counterterrorism intelligence gathered following the September 11th attacks significantly increased concerns related to the security of sealed sources and their potential use in a radiological dispersion device (RDD), which disperses radioactive material over a large area, or a radiation exposure device (RED), which could be hidden in a public area to expose people to […]

Preventing a Dirty Bomb: Case Studies and Lessons Learned tells the stories of major urban areas and institutions in the United States that have made the decision to remove and replace medical and research devices containing cesium-137 with equally effective alternatives that do not pose the security risks associated with high-activity radiological materials. Although there […]

NASA could place human missions to the moon or Mars in political jeopardy if it opts to use highly-enriched uranium as a power source in space, warns a leading specialist on nuclear proliferation.