NTI experts bring years of experience at the highest levels of government and research to tackle nuclear, chemical, biological and radiological threats.

Meet Our Experts

NTI works with a range of partners on projects designed to reduce the global threats from nuclear, biological, and chemical weapons.

See what we do

We're in a race between cooperation and catastrophe. The threat is outpacing our response. Your support will make a difference.

Donate Now

Resources for the U.S.-Russia Helsinki Summit

As Donald Trump and Vladimir Putin prepare to meet in Helsinki, NTI offers a host of resources on the U.S. and Russian nuclear programs and recommendations for how the presidents can ...



Under the Mountain

A new 3D model of North Korea’s nuclear test site suggests more nuclear tests may be on the way.

Read more
View threat tutorials

NTI has developed interactive educational tools for anyone who wants to learn more about the threat posed by nuclear, chemical, and biological weapons.

Global nuclear policy

NTI works on Global Nuclear Policy to generate global momentum among governments to reduce the risks posed by nuclear weapons and materials.

View Priority

NTI on Twitter

    Wednesday morning: @ErnestMoniz w/ @SangerNYT on his new book, The Perfect Weapon: War, Sabotage, and Fear in the… https://t.co/b4s4Rj5Q7d
    RT @LauraSHHolgate: @INMMTweets Prezy @CoreyAH opens #inmm18 annual meeting! 22 countries represented, student chapters, plenty of ways to…
    Can't attend #INMM18? Follow @INMMTweets and watch the livestream NOW at https://t.co/uHg2xXM9h0 https://t.co/M7sHePWBIs

As long as nuclear materials and facilities exist and the nuclear terrorism threat remains, the cooperative work necessary to prevent catastrophic nuclear terrorism must continue.

Joan Rohlfing
President and Chief Operating Officer
Nuclear Threat Initiative