The Doomsday Clock is an internationally recognized design that conveys how close we are to destroying our civilization with dangerous technologies of our own making. First and foremost among these are nuclear weapons, but the dangers include climate-changing technologies, emerging... Read More
More than 3,700 scientists—including 30 Nobel laureates—have signed an open letter supporting efforts to ban nuclear weapons. Here, some of them explain why.
In recent decades the United States has led international efforts to halt the proliferation of weapons of mass destruction. But many of President Trump’s statements on nuclear weapons suggest a coming shift in US policy.
Russia is in the middle of a broad modernization of its strategic and nonstrategic nuclear forces, including both new programs and some that have been underway for many years. As of early 2017, the authors estimate that Russia has a military stockpile of roughly 4,300 nuclear warheads assigned for use by long-range strategic launchers and shorter-range tactical nuclear forces. Of these,...
