Editor’s note: The following is an excerpt from the “Global Fissile Material Report 2008: Scope and Verification of a Fissile Material (Cutoff) Treaty.” The complete report can be found here. The ...

During the presidential campaign, Barack Obama promised to "lead a global effort to negotiate a verifiable treaty ending the production of fissile materials for weapons purposes." The U.S. has indeed ...

There are now seven other nuclear weapon states, including North Korea, which carried out its first nuclear test on October 9, 2006. Their arsenals range from a few simple warheads to several hundred ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Iran is probably capable of producing enough fissile material for use in a nuclear weapon within "one or two weeks," US Secretary of State Antony Blinken said on Friday. "They haven’t produced a ...

The EU has persistently called for the immediate commencement and early conclusion of the negotiation of a Treaty banning the production of fissile material for nuclear weapons or other nuclear ...

The Obama administration has continued to pursue a treaty to curb fissile materials that can be used in nuclear weapons, but the world -- or most importantly, one key nation, Pakistan -- isn't going ...

A new European Union research project, EU-CONVERSION, has been launched to accelerate using high-performance nuclear fuels, such as low-enriched uranium fissile materials. The project hopes to find ...

Iran could now produce “one bomb’s worth of fissile material” in “about 12 days,” a top US Defense Department official said Tuesday. Under Secretary of Defense for Policy Colin Kahl offered one of the ...

Iranian scientists could construct the key components of a nuclear bomb in less than two weeks, a top US defense official told lawmakers Tuesday. Under Secretary of Defense for Policy Colin Kahl told ...

There was a very scary story out of Georgia today after two Armenian men pleaded guilty during a secret trial to smuggling highly enriched uranium into the former Soviet state and trying to sell it to ...

Iranian leaders are not pursuing a nuclear weapons program but have the capacity to produce enough fissile material for a nuclear device in a matter of weeks, according to the Department of Defense.