The authoritative guide to ensuring science and technology make life on Earth better, not worse.

Doomsday Clock

Bulletin Science and Security Board condemns Russian invasion of Ukraine; Doomsday Clock stays at 100 seconds to midnight

By Science and Security Board | Announcement, Doomsday Clock, Nuclear Risk

Watch now—Virtual program “At doom’s doorstep: It is 100 seconds to midnight”

By Halley Posner | Doomsday Clock

At doom’s doorstep: It is 100 seconds to midnight

By Science and Security Board | Doomsday Clock

Best of the Bulletin, 2021: Beyond words

By Thomas Gaulkin | Climate Change, Disruptive Technologies, Doomsday Clock, Multimedia, Nuclear Risk, What We’re Reading

Physicist Steven Weinberg, January 28, 2008. Credit: Larry Murphy, The University of Texas at Austin. Used with permission.

Steven Weinberg, Nobel laureate in physics and Bulletin board member, dies at 88

By Susan D’Agostino | Doomsday Clock, Nuclear Risk, Nuclear Weapons, Opinion, Special Topics

The Bulletin names T-shirt design contest winner

By | Doomsday Clock

An intelligence forecast and the Doomsday Clock coincide. For better or worse.

By John Mecklin | Biosecurity, Climate Change, Disruptive Technologies, Doomsday Clock

The Doomsday Datavisualizations

By Pentagram | Doomsday Clock, Multimedia

Press Release—THIS IS YOUR COVID-19 WAKE-UP CALL: IT IS 100 SECONDS TO MIDNIGHT

By | Doomsday Clock, What’s New at the Bulletin

This is your COVID wake-up call: It is 100 seconds to midnight

By Bulletin Staff | Doomsday Clock

Turn back the Clock: The nuclear ban treaty is entering into force

By Talei Luscia Mangioni, Alicia Sanders-Zakre | Doomsday Clock, Nuclear Weapons

Watch the 2021 Doomsday Clock Announcement on January 27

By | Doomsday Clock, What’s New at the Bulletin