A newspaper featuring the headline story on indirect negotiations between Iran and the United States in Muscat, Oman, is displayed at a newsstand in Tehran, Iran, on April 12. The front pages of major dailies in Tehran prominently featured headlines about the negotiations, highlighting the renewed diplomatic channel amid regional tensions and sanctions-related disputes. (Photo by Fatemeh Bahrami/Anadolu via Getty Images)

Behind the US-Iran talks: five points of convergence between Trump and Khamenei

By Seyed Hossein Mousavian | Analysis, Nuclear Energy, Nuclear Risk, Nuclear Weapons

DOGE’s staff firing fiasco at the nuclear weapon agency means everything but efficiency

By Stephen Young | Nuclear Weapons

How climate change could disrupt the construction and operations of US nuclear submarines

By Allie Maloney | Climate Change, Nuclear Weapons

The real ‘Great Replacement’

By Dawn Stover | Artificial Intelligence, Columnists, Disruptive Technologies, Opinion
President Trump meets with President Duda of Poland

What Sweden, Finland, and Poland can teach the United States about confronting Russia’s nuclear threats

By Marlena Broeker | Nuclear Risk, Nuclear Weapons, Voices of Tomorrow

Dire wolf, or Colossal misrepresentation?

By Jessica McKenzie | Climate Change

What were Chinese soldiers doing in Ukraine?

By François Diaz-Maurin | Nuclear Weapons

As more countries enter space, the boundary between civilian and military enterprise is blurring. Dangerously.

By Zohaib Altaf | Disruptive Technologies, Voices of Tomorrow
An iPhone with signal app logo on screen

The Signal and the noise: Why the messaging app is great for privacy but not for war plans

By Rachel Nuwer | Disruptive Technologies

Once seen as a symbolic protest, the nuclear ban treaty is growing teeth

By Olamide Samuel | Nuclear Weapons, Opinion
orange sunset through smog

Reach for the Stardust? Former Israel Atomic Energy Commission official leads controversial geoengineering start-up

By Ramin Skibba | Climate Change
scientists launching balloon to collect atmospheric gases

Is scientific reticence hindering climate understanding?

By David Spratt | Climate Change

How climate change could disrupt the construction and operations of US nuclear submarines

By Allie Maloney | Climate Change, Nuclear Weapons

The real ‘Great Replacement’

By Dawn Stover | Artificial Intelligence, Columnists, Disruptive Technologies, Opinion

A newspaper featuring the headline story on indirect negotiations between Iran and the United States in Muscat, Oman, is displayed at a newsstand in Tehran, Iran, on April 12. The front pages of major dailies in Tehran prominently featured headlines about the negotiations, highlighting the renewed diplomatic channel amid regional tensions and sanctions-related disputes. (Photo by Fatemeh Bahrami/Anadolu via Getty Images)

Behind the US-Iran talks: five points of convergence between Trump and Khamenei

By Seyed Hossein Mousavian | Analysis, Nuclear Energy, Nuclear Risk, Nuclear Weapons

Chinese nuclear weapons, 2025

By Hans M. Kristensen, Matt Korda, Eliana Johns, Mackenzie Knight | Nuclear Notebook, Nuclear Weapons

DOGE’s staff firing fiasco at the nuclear weapon agency means everything but efficiency

By Stephen Young | Nuclear Weapons

President Trump meets with President Duda of Poland

What Sweden, Finland, and Poland can teach the United States about confronting Russia’s nuclear threats

By Marlena Broeker | Nuclear Risk, Nuclear Weapons, Voices of Tomorrow

A graphic reads, "Virtual program, April 17th. Beyond the Threshold: The Urgency of Climate Change. Register now."

A graphic reads, "Virtual program, April 17th. Beyond the Threshold: The Urgency of Climate Change. Register now."

The Bulletin interactive

See all of the world's BSL-4 laboratories—and more

Virtual Tour: Turn Back the Clock

Doomsday Dashboard

Nuclear Arsenals of the World

Doomsday Clock Timeline

What's new at the Bulletin

Alex Bell, President and CEO of the Bulletin of the Atomic Scientists.

Alexandra Bell to join  Bulletin as President & CEO

Rachel Bronson

Video: A message from Rachel Bronson

Members of the Bulletin of the Atomic Scientists’ Science and Security Board and Juan Manuel Santos, chair of The Elders and former president of Colombia, announce the setting of the Doomsday Clock on January 28, 2025 at the United States Institute of Peace in Washington, D.C. It is now 89 seconds to midnight. Left to right: Daniel Holz, Herb Lin, Juan Manuel Santos, Robert Socolow, and Suzet McKinney. (Photo by Jamie Christiani/Bulletin of the Atomic Scientists)

PRESS RELEASE: Doomsday Clock set at 89 seconds to midnight, closest ever to human extinction

Don't miss an update

Subscribe to receive email updates
Subscribe to the premium magazine
Subscribe to our YouTube channel
Follow us on Facebook

Support our nonprofit's mission

Donate now