The Federation of American Scientists (FAS) is a nonpartisan nonprofit organization founded in 1945 by scientists who worked on the Manhattan Project. Its mission is to advance science-informed public policy and promote national and global security through rigorous analysis, transparency, and evidence-based solutions.
National security, nuclear weapons policy, arms control, nonproliferation, government transparency, science and technology policy, artificial intelligence governance, space security, and emerging technology oversight
Philanthropic foundations, individual donors, and research grants
Founded by Manhattan Project scientists; collaborates with academic institutions, policy experts, and national security professionals
Non-profit organization