With Russia’s war against Ukraine in its second year and tensions growing in the U.S.-Chinese relationship, nuclear weapons are back on the global political agenda. At a summit in Hiroshima on May 19, ...

The “Baker” explosion, a nuclear weapon test by the United States military, at Bikini Atoll, Marshall Islands, on July 25, 1946. Credit: U.S. Department of Defense. It is often forgotten that the ...

Russia’s invasion of Ukraine has illuminated longstanding cracks in the nuclear arms control regime. Legacy arms control tools had little utility as Russia eschewed arms control agreements and ...

It is a commonplace that the danger of nuclear weapons is becoming more severe year by year. This is reflected in the Bulletin’s Doomsday Clock, for which the time to midnight has declined steadily ...

Efforts to revive arms control are facing unprecedented gridlock. The collapse of landmark treaties like the Intermediate-Range Nuclear Forces (INF) Treaty and the looming expiration of New START ...