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

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NTI Index

The NTI Nuclear Security Index helps spark international discussion about priorities to strengthen security and encourages governments to act.

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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

  • NTI @NTI_WMD
    RT @SecDef19: Perry speaking today with author Eric Schlosser at "Disruptive Futures: Nuclear Weapons Summit 2016" @CreativeSFe https://t.c…
  • NTI @NTI_WMD
    Ready for the #iaea nuclear security conference. Visit our booth! https://t.co/mNS2KCjbC2
  • NTI @NTI_WMD
    #Disruptivefutures #SantaFe starts today! w/@CreativeSFe @NSquareCollab @poptech @SecDef19 & many creative others!… https://t.co/9OQjBVTeLs

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

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