The authoritative guide to ensuring science and technology make life on Earth better, not worse.
By Susan D’Agostino | Nuclear Risk, Nuclear Weapons
By Dawn Stover | Biosecurity, Nuclear Energy, Nuclear Weapons
By Sharon Squassoni | Analysis, Nuclear Weapons
By Daniel Holz | Analysis, Nuclear Weapons
By Lauren Sukin | Nuclear Risk, Nuclear Weapons
By Herbert Lin | Analysis, Nuclear Weapons
By Petr Topychkanov | Nuclear Risk, Nuclear Weapons
By Steven Pifer | Nuclear Risk, Nuclear Weapons, Opinion
By Daryl G. Kimball | Analysis, Nuclear Weapons
By Milton Leitenberg | Biosecurity, Chemical Weapons, Nuclear Weapons
By David Holloway | Nuclear Risk, Nuclear Weapons
By Norman M. Naimark | Nuclear Risk, Nuclear Weapons
Watch the 2025 Doomsday Clock announcement on January 28
