• NNSA provides expertise, practical tools, and technically informed policy recommendations required to advance U.S. nuclear counterterrorism and counterproliferation objectives. It executes a unique
  • Counterterrorism Policy and CooperationNuclear Threat Science
  • The Office of Nuclear Threat Science is responsible for overseeing the Nuclear Counterterrorism Program, an NNSA program that sustains specialized expertise and integrates and executes key
  • The 2011 National Strategy for Counterterrorism states that the danger of nuclear terrorism is the greatest threat to global security, and affirms preventing terrorist acquisition of Weapons of Mass