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
Much of the conversation about winter-safe deterrence has focused on a hypothetical decision between deterrence with nuclear weapons and deterrence with non-contagious biological weapons (NCBWs). I regret that the conversation has been framed in this way.
If the Obama administration does not put in place an affordable nuclear weapons strategy for the coming decades, nuclear strategy will be set by bureaucratic struggles and congressional politics. This is not strategy; it is an accident waiting to happen.
To assure global coverage and a higher probability of detecting nuclear tests, if the international community must expand its monitoring system and put limits on radioactive releases from nuclear facilities
Lynn EdenRobert RosnerRod EwingSivan KarthaEdward "Rocky" Kolb Lawrence M. KraussLeon LedermanRaymond T. PierrehumbertM. V. RamanaJennifer SimsRichard C. J. SomervilleSharon SquassoniElizabeth J. WilsonDavid TitleyRamamurti Rajaraman
Today, more than 25 years after the end of the Cold War, the members of the Bulletin of the Atomic Scientists Science and Security Board have looked closely at the world situation and found it so threatening that the hands of the Doomsday Clock must once again be set at three minutes to midnight.