Abstract The deployment of thousands of nuclear weapons around the world creates a potential threat to civilization as we know it. This is a matter for physicists to address, not only because of the technical issues involved but also because of our community’s approaches to problem solving as well as our international reach, all within […]

Abstract After a long period of post-Cold War stability, the risks posed by nuclear weapons are increasing sharply, marked by the invasion of Ukraine, a nuclear generation of Russian nuclear weapons, expansion of China’s nuclear arsenal and tensions over Taiwan, missile testing by North Korea and uranium enrichment by Iran, and a major nuclear modernization […]