Doomsday Clock, Definition, Timeline, & Facts

Doomsday Clock, symbolic clock adopted by atomic scientists to show how close human beings are considered to be to a global catastrophe, with midnight standing for annihilation, or “doomsday.”

The Doomsday Clock: A Historical Timeline To Armageddon

Doomsday Clock: development over time 1947-2024

History Daily

Apocalypse Soon: 'Doomsday Clock' Kept at Three Minutes to Midnight

The Doomsday Clock: A Historical Timeline To Armageddon

Doomsday Clock 2015: 'Minutes To Midnight' Meaning And History Of

Doomsday clock reset: Humanity is now 90 seconds away from

The End of Civilization?: 7 Moments in the History of the Doomsday

Doomsday Clock, Chicago News

The Doomsday Clock, 75 Years Predicting the End