Monitoring Nuclear Testing is Getting Easier June 12, 2017
The ability to detect a clandestine nuclear explosion in order to verify a ban on nuclear testing and to detect violations has improved dramatically in the past two decades. There…
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New START 2017: Russia Decreasing, US Increasing Deployed Warheads April 3, 2017
Click on graph to view full size version. By Hans M. Kristensen The latest set of New START aggregate data released by the US…
Read moreIn Reuters Interview President Trump Flunks Nuclear 101 February 23, 2017
President Donald Trump in an interview with Reuters today demonstrated an astounding lack of knowledge about basic nuclear weapons issues. According to Reuters…
Read moreTwo Views of the Open Skies Treaty February 22, 2017
Russian surveillance of military facilities under the Open Skies Treaty is problematic for the security of U.S. nuclear forces, a U.S. Air Force general told Congress last year. No, it…
Read moreObama Administration Announces Unilateral Nuclear Weapon Cuts January 11, 2017
By Hans M. Kristensen The Obama administration has unilaterally cut the number of nuclear weapons in the Pentagon’s nuclear weapons stockpile to 4,018 warheads, a reduction of 553 warheads since…
Read moreJeremy J. Stone, 1935-2017 January 5, 2017
Jeremy J. Stone, a pioneering arms control advocate who served as president of the Federation of American Scientists (FAS) from 1970 to 2000, passed away on January 1, 2017 at…
Read moreWill Trump Be Another Republican Nuclear Weapons Disarmer? November 9, 2016
By Hans M. Kristensen Republicans love nuclear weapons reductions, as long as they’re not proposed by a Democratic president. That is the lesson from decades of US nuclear weapons and…
Read moreHuman Factors in Verifying Warhead Dismantlement October 27, 2016
Arms control agreements that envision the verified dismantlement of nuclear weapons require the availability of suitable technology to perform the verification. But they also depend on the good faith of…
Read moreNew START Data Shows Russian Warhead Increase Before Expected Decrease October 3, 2016
Click to view larger version By Hans M. Kristensen The latest set of so-called New START treaty aggregate data published by the U.S. State…
Read moreNon-Nuclear Bombers For Reassurance and Deterrence September 13, 2016
Two non-nuclear B-1 bombers accompanied by two Japanese F-16 fighters before heading to South Korea for a demonstration overflight with South Korean forces in response to North Korea’s recent nuclear test. By…
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