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Watch the 2025 Doomsday Clock announcement on January 28

two firefighters spraying burning buildings with hoses with a destroyed building in flames in the background

Spreading like wildfire: How Trump’s misinformation about water and fire in Los Angeles inflames the situation

By Peter Gleick | Climate Change
firefighter in silhouette with multiple fires in background

‘Not enough firefighters’: Historic wildfires rage unabated in Southern California

By Jessica McKenzie | Climate Change

Trump has a fighting chance to prevent Arctic meltdown. He should take it.

By Durwood J. Zaelke, Paul Bledsoe | Climate Change

Why US sanctions against Pakistan’s ballistic missile program might backfire

By Syed Ali Zia Jaffery | Nuclear Weapons, Opinion

What a second Trump administration may mean for the Saudi nuclear program

By Nour Eid | Nuclear Risk, Voices of Tomorrow

The nuclear year in review: Welcome to the antechamber of the next nuclear crisis

By François Diaz-Maurin | Nuclear Energy, Nuclear Risk, Nuclear Weapons
This is a photograph depicting a female, Culex quinquefasciatus mosquito, while resting. (Lauren Bishop / CDC)

Best biosecurity coverage of 2024

By Matt Field | Biosecurity
glacier with and without efforts to rein in climate change

The best of the Bulletin’s bimonthly magazine, 2024

By Dan Drollette Jr | Analysis, Biosecurity, Climate Change, Nuclear Energy, Nuclear Weapons, Special Topics
Finnish President Urho Kekkonen (left) and Swedish Prime Minister Olof Palme checking their watches during a meeting in 1975

The rise and fall of Sweden’s nuclear disarmament advocacy

By Naman Karl-Thomas Habtom | Nuclear Risk, Nuclear Weapons
"Experience Day" at Offutt Air Force Base's petting zoo, 2017.

Emerging experts of 2024: Fresh thinking about the military (and TikTok)

By Dawn Stover | Analysis, Voices of Tomorrow

Seven noteworthy stories about potential progress on climate change in 2024

By Jessica McKenzie | Climate Change
firefighter in silhouette with multiple fires in background

‘Not enough firefighters’: Historic wildfires rage unabated in Southern California

By Jessica McKenzie | Climate Change

Why US sanctions against Pakistan’s ballistic missile program might backfire

By Syed Ali Zia Jaffery | Nuclear Weapons, Opinion

The nuclear year in review: Welcome to the antechamber of the next nuclear crisis

By François Diaz-Maurin | Nuclear Energy, Nuclear Risk, Nuclear Weapons

two firefighters spraying burning buildings with hoses with a destroyed building in flames in the background

Spreading like wildfire: How Trump’s misinformation about water and fire in Los Angeles inflames the situation

By Peter Gleick | Climate Change

United Kingdom nuclear weapons, 2024

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

Trump has a fighting chance to prevent Arctic meltdown. He should take it.

By Durwood J. Zaelke, Paul Bledsoe | Climate Change

What a second Trump administration may mean for the Saudi nuclear program

By Nour Eid | Nuclear Risk, Voices of Tomorrow

An advertisement reads, “Watch the 2025 Doomsday Clock announcement. Learn more.” Beside it is an image of the Doomsday Clock with a person moving the minute hand of it.

An advertisement reads, “Watch the 2025 Doomsday Clock announcement. On January 28th at 10:00 a.m. EST. Learn more.” Beside it is an image of the Doomsday Clock with a person moving the minute hand of it.

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

A person holds the minute hand of the Doomsday Clock at the 2024 Clock announcement.

Join us for the 2025 Doomsday Clock Announcement

Denver-based writer and national security researcher Collin Van Son is the recipient of the Bulletin’s 2024 Leonard M. Rieser award for his article, “Dispatch from a nuclear petting zoo.”

Congratulations to the Bulletin’s 2024 Rieser Award recipient

Asha M. George (second to right) speaks at the 2024 Doomsday Clock Announcement alongside, from left to right, Bulletin President and CEO Rachel Bronson and fellow Science and Security Board members Herbert Lin and Alexander Glaser. (Photo: Jamie Christiani).

Bulletin board member appointed to National Academies of Sciences committee

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