Bulletin of the Atomic Scientists' Science and Security Board: On January 27, 2026, the Doomsday Clock was set at 85 seconds to midnight, the closest the Clock has ever been to midnight in its history. The Bulletin of the Atomic Scientists' Science and Security Board (SASB), which sets the Clock, called for urgent action to limit nuclear arsenals, create international guidelines on the use of AI, and form multilateral agreements to address global biological threats.