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

The existential threat debate scorecard you’ve been waiting for

By Thomas Gaulkin | Climate Change, Disruptive Technologies, Nuclear Risk, Satire

Another year, another 366 days of tech (with a healthy dose of AI)

By | Disruptive Technologies

How impossible is the risk of nuclear escalation in Ukraine?

By Janice Stein | Nuclear Weapons

How regenerative agriculture can foster peacebuilding in conflict areas

By Richard “Drew” Marcantonio | Climate Change

RFK Jr. may soon become health secretary, but Louisiana and other states are already passing anti-vaccine laws

By Jennifer Herricks | Biosecurity
Sign reading "Caution Low Water Launch At Own Risk" at Great Salt Lake marina during a drought in front of naturally-colored grasses that look like fire.

How climate models could be underestimating drought

By Toby Ault | Climate Change
Bacteria.

Scientists urge halt to research on creating synthetic “mirror” bacteria that could evade human immunity, disrupt ecosystems 

By Matt Field | Biosecurity
A person holds a large handful of e-waste up in front of their face above a large container of e-waste.

Murder, mayhem, and minerals: The price of the renewable energy revolution

By | Climate Change

What’s causing the mysterious outbreak in Congo?

By Matt Field | Biosecurity

Report: Widespread land degradation impacting an area greater than Antarctica threatens global climate

By Jonathan Watts | Climate Change

The future of extraction, energy dominance, and federal lands under Trump

By Dustin Mulvaney | Climate Change

The fuel supply quandary of fusion power reactors

By Daniel Jassby | Nuclear Energy

Another year, another 366 days of tech (with a healthy dose of AI)

By | Disruptive Technologies

How regenerative agriculture can foster peacebuilding in conflict areas

By Richard “Drew” Marcantonio | Climate Change

AI goes nuclear

By Dawn Stover | Artificial Intelligence, Climate Change, Nuclear Energy

United Kingdom nuclear weapons, 2024

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

How impossible is the risk of nuclear escalation in Ukraine?

By Janice Stein | Nuclear Weapons

RFK Jr. may soon become health secretary, but Louisiana and other states are already passing anti-vaccine laws

By Jennifer Herricks | Biosecurity

An advertisement reads, “Our future is at stake. You can help create solutions by supporting our nonprofit mission to reduce existential threats. Give today.” Behind it, images of wildfires, surveillance cameras, nuclear missile launches, and biosecurity researchers symbolize climate change, nuclear risk, and disruptive technologies.

An advertisement reads, “Our future is at stake. You can help create solutions by supporting our nonprofit mission to reduce existential threats. Give today.” Behind it, images of wildfires, surveillance cameras, nuclear missile launches, and biosecurity researchers symbolize climate change, nuclear risk, and disruptive technologies.

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

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

Artwork created by Lovely Umayam weaves together art and snippets of writing from the Bulletin’s archives to form a landscape mosaic that evokes the interweaving of art, words, and ideas.

Discuss the US elections, geopolitics, space, and more at Conversations Before Midnight

Rose Gottemoeller, the former Deputy Secretary General of NATO, and Manpreet Sethi, a distinguished fellow at the Centre for Air Power Studies, join Bulletin leadership.

The Bulletin welcomes top nuclear security experts to its leadership

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