U.S. says Russia is violating terms of the New START nuclear arms treaty
The U.S. says Russia won't allow American inspectors to inspect its arsenal to ensure compliance with a post-Cold War agreement.
Nuclear Security & WMD
News and insights on nuclear security policy and weapons of mass destruction (nuclear, chemical and biological weapons), amid threats and risks ranging from Russia's war in Ukraine to North Korea's missile tests.
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Doomsday Clock set at 90 seconds to ‘midnight’ - closest ever in its history
The symbolic clock was reset closer to the symbolic hour of apocalpyse amid Russia's war in Ukraine, which raised the risk of a nuclear confrontation.
IAEA making "headway" towards Zaporizhzhya protection zone
U.N. atomic watchdog chief Rafael Mariano Grossi said diplomatic efforts to set up the nuclear safety and security protection zone are progressing and he hopes to soon reach agreement and put the much-needed measures into place.
U.N. atomic watchdog to secure all of Ukraine's nuclear plants
IAEA's director general and Ukraine’s prime minister announced the agreement for the U.N. atomic watchdog agency to establish a continuous presence of nuclear safety and security experts at all Ukrainian nuclear power plants.
U.S. open to New START talks with Russia after both 'prepared to meet'
The U.S. and Russia agreed to renew New START for another five years in February 2021, just before it was set to expire.
U.N. committee against nukes, chemical and biological weapons renewed
The committee monitors implementation of a council resolution to prevent the spread of nuclear, biological and chemical weapons.
Ukraine asks IAEA to rebut Russia's 'dirty bomb' claims
Ukraine’s Foreign Minister Dmytro Kuleba appealed to the U.N. nuclear watchdog to debunk Moscow’s claims Kyvi plans to use so-called dirty bombs.
Russia urged to leave Ukraine nuclear plant
The International Atomic Energy Agency's board voted 26-2 to call for Russia's immediate exit from Ukraine's Zaporizhzhia Nuclear Power Plant.
IAEA: Ukraine nuke plant faces 'constant threat' from Russia's war
The U.N.'s nuclear watchdog called for a security zone around Ukraine's nuclear power plant.
IAEA team to inspect damaged Ukraine plant
The U.N.'s nuclear watchdog dispatched a team of inspectors on an urgent mission to secure Ukraine's Russian-controlled Zaporizhzhia power station.
Russia blocks outcome of nuclear treaty conference
After four weeks, a crucial session to shore up the world's nuclear arms control regime ended without agreement when Russia rejected a reference to Ukraine.
U.N. chief warns nuclear 'guardrails' weakening
The world is perilously close to blundering into nuclear catastrophe, the U.N. secretary-general told a conference on a cornerstone of global nonproliferation.
World's nuclear arsenal predicted to grow
Nuclear arsenals among nine nations are expected to grow over the next decade in a reversal of a post-Cold War decline, a Swedish think tank reports.
North Korea leads disarmament forum
North Korea took over the presidency of the U.N. Conference on Disarmament, drawing stern criticism from a quarter of the world body's 193 members.
Geneva hosts U.S.-Russia security talks
Diplomats from the U.S. and Russia held a new round of discussions in Geneva seeking ways to defuse rising tensions and to avoid a new nuclear arms race.
Open Skies lapse weakens U.S.-Russia ties
Russia withdrew from a treaty meant to lower the risk of conflict between Western nations and post-Soviet Russia, soon after the U.S. abandoned it.