Abstract A recent congressionally-mandated study by the National Academies of Sciences, Engineering, and Medicine examined U.S. government methods for assessing nuclear war and nuclear terrorism risks, how those assessments are used to develop strategy and policy, and their limitations and gaps. In this webinar, the co-chairs and director of this National Academies study […]

   On 9 July 1955, Bertrand Russell delivered a public statement in London on the dangers of nuclear weapons. It was cosigned by Albert Einstein, in his last public political act, and has come to be known as the Russell-Einstein Manifesto. The Manifesto led in 1957 to the founding of the Pugwash Conferences for […]

   In May 2025, President Donald Trump approved the Defense Department’s architecture and implementation plan for "Golden Dome"—a multilayered missile defense system incorporating ground-, sea-, and space-based components designed to protect all U.S. territory from any scale of missile attack by any country. In this webinar, three physicists specializing in missile defense will examine […]