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

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

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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.

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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.

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NTI on Twitter

    RT @NSquareCollab: With your Sunday coffee... @ErnestMoniz and Sam Nunn of @NTI_WMD on the need for US-Russia dialogue to reduce nuclear da…
    RT @bwrose83: New from Sam Nunn and @ErnestMoniz @NTI_WMD: Trump-Putin summit an essential step to reducing nuclear danger https://t.co/pVz…
    The Helsinki Summit offers an opportunity for the U.S. and Russia to open a dialogue to reduce nuclear risks. NTI h… https://t.co/GWvbNln15Z

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