Bulletin of the Atomic Scientists
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The best thinking on existential threats since 1945. Nuclear risk, climate change, and disruptive technologies. We set the #DoomsdayClock. thebulletin.org
Discover the seven stories Kim Stanley Robinson selected as the winners of the Bulletin's Write Before Midnight contest in our January magazine issue.
Start reading: buff.ly/mNO6mTQ
Start reading: buff.ly/mNO6mTQ
January 13, 2026 at 3:46 PM
Discover the seven stories Kim Stanley Robinson selected as the winners of the Bulletin's Write Before Midnight contest in our January magazine issue.
Start reading: buff.ly/mNO6mTQ
Start reading: buff.ly/mNO6mTQ
Pulling out of 66 international organizations, Trump turns his back on science, facts, reason
Pulling out of 66 international organizations, Trump turns his back on science, facts, reason
Under the Trump Administration, international law, conserving nature, protecting children from war, developing renewable energy, and building peace are issues antithetical to US interests.
thebulletin.org
January 12, 2026 at 10:18 PM
Pulling out of 66 international organizations, Trump turns his back on science, facts, reason
"With Ukraine and Iran last year—and Venezuela now—President Trump has fully embraced a doctrine that starts with derogatory statements, continues with threats, and ends with strikes and coercion." writes @francoisdm.bsky.social in a new opinion piece.
Trump goes rogue against Venezuela and lays out his imperialistic goals
The Trump administration doesn't fight drugs in Venezuela. It tries to lay the groundwork for an imperialist America.
thebulletin.org
January 12, 2026 at 2:30 PM
"With Ukraine and Iran last year—and Venezuela now—President Trump has fully embraced a doctrine that starts with derogatory statements, continues with threats, and ends with strikes and coercion." writes @francoisdm.bsky.social in a new opinion piece.
Who sets the time on the Doomsday Clock?
The Clock is set by members of the Bulletin’s Science and Security Board.
On January 27, the board will reveal the 2026 Doomsday Clock time.
Learn more about the board: buff.ly/C5i1WD6
The Clock is set by members of the Bulletin’s Science and Security Board.
On January 27, the board will reveal the 2026 Doomsday Clock time.
Learn more about the board: buff.ly/C5i1WD6
Science and Security Board - Bulletin of the Atomic Scientists
The Science and Security Board (SASB) is comprised of a select group of globally recognized leaders with a specific focus on nuclear risk, climate change, and disruptive technologies. The SASB…
buff.ly
January 11, 2026 at 2:30 PM
Who sets the time on the Doomsday Clock?
The Clock is set by members of the Bulletin’s Science and Security Board.
On January 27, the board will reveal the 2026 Doomsday Clock time.
Learn more about the board: buff.ly/C5i1WD6
The Clock is set by members of the Bulletin’s Science and Security Board.
On January 27, the board will reveal the 2026 Doomsday Clock time.
Learn more about the board: buff.ly/C5i1WD6
Discover the powerful symbol of the Doomsday Clock and its impact on culture, politics, and global policy.
This six-week, once-a-week email series looks through some of our best Doomsday Clock-related content.
This six-week, once-a-week email series looks through some of our best Doomsday Clock-related content.
Topic Deep Dives — Bulletin of the Atomic Scientists
The Bulletin's content is both influential and understandable--an authoritative guide that confronts man-made threats to our existence.
thebulletin.org
January 10, 2026 at 2:30 PM
Discover the powerful symbol of the Doomsday Clock and its impact on culture, politics, and global policy.
This six-week, once-a-week email series looks through some of our best Doomsday Clock-related content.
This six-week, once-a-week email series looks through some of our best Doomsday Clock-related content.
Does it make sense to continue holding massive international summits if the core of the problem—the continued use of oil, gas, and coal—continues to be systematically avoided?
Read more: buff.ly/9uiSMD9
Read more: buff.ly/9uiSMD9
January 9, 2026 at 2:30 PM
Does it make sense to continue holding massive international summits if the core of the problem—the continued use of oil, gas, and coal—continues to be systematically avoided?
Read more: buff.ly/9uiSMD9
Read more: buff.ly/9uiSMD9
We'll be discussing art, science, and storytelling on January 15th with world renowned science writer Kim Stanley Robinson. Join us:
pages.thebulletin.org/art-science
pages.thebulletin.org/art-science
Art + Science: Harnessing the Power of Art and Storytelling
On Jan 15, join the Bulletin of the Atomic Scientists for a discussion on how to harness the power of art in drawing attention to the most pressing global threats associated with science and…
pages.thebulletin.org
January 8, 2026 at 10:18 PM
We'll be discussing art, science, and storytelling on January 15th with world renowned science writer Kim Stanley Robinson. Join us:
pages.thebulletin.org/art-science
pages.thebulletin.org/art-science
The online information landscape, driven in large part by social media, rewards engagement and is curated by classification algorithms. This simple combination is the problem at the heart of society’s fracturing and discord, writes Trenton Ford.
Division begets division in the age of algorithmic classification
The online information landscape, driven in large part by social media, rewards engagement and is curated by classification algorithms. This simple combination is the problem at the heart of…
thebulletin.org
January 7, 2026 at 10:18 PM
The online information landscape, driven in large part by social media, rewards engagement and is curated by classification algorithms. This simple combination is the problem at the heart of society’s fracturing and discord, writes Trenton Ford.
Why reviving Venezuela’s oil industry will prove to be a tall order for Trump buff.ly/OzNNn0l
Why reviving Venezuela's oil industry will prove to be a tall order for Trump
“We’re going to have our very large United States oil companies, the biggest anywhere in the world, go in, spend billions of dollars, fix the badly broken infrastructure, the oil infrastructure, and…
thebulletin.org
January 7, 2026 at 4:00 PM
Why reviving Venezuela’s oil industry will prove to be a tall order for Trump buff.ly/OzNNn0l
Will the Trump administration attempt to annex Greenland, Canada, or somewhere else?
A prominent historian shares his thoughts in this interview with Bulletin executive editor Dan Drollette Jr buff.ly/qDcb3oI
A prominent historian shares his thoughts in this interview with Bulletin executive editor Dan Drollette Jr buff.ly/qDcb3oI
Will the Trump administration attempt to annex Greenland, Canada, or somewhere else? A prominent historian’s take
How seriously should the world take the Trump administration's threats to annex the lands of other countries "one way or another?" The author of "How to Hide an Empire" says that while a land grab…
buff.ly
January 7, 2026 at 2:30 PM
Will the Trump administration attempt to annex Greenland, Canada, or somewhere else?
A prominent historian shares his thoughts in this interview with Bulletin executive editor Dan Drollette Jr buff.ly/qDcb3oI
A prominent historian shares his thoughts in this interview with Bulletin executive editor Dan Drollette Jr buff.ly/qDcb3oI
In September 2023, Bulletin contributing editor Dawn Stover reported on safety concerns around AI tools, concerns that have only grown with more extensive adoption of the technology.
Republished here as part of our 80th anniversary look through the archives.
Republished here as part of our 80th anniversary look through the archives.
Will AI make us crazy?
Coverage of the risks and benefits of AI have paid scant attention to how chatbots might affect public health at a time when depression, suicide, anxiety, and mental illness are epidemic in the…
thebulletin.org
January 6, 2026 at 10:18 PM
In September 2023, Bulletin contributing editor Dawn Stover reported on safety concerns around AI tools, concerns that have only grown with more extensive adoption of the technology.
Republished here as part of our 80th anniversary look through the archives.
Republished here as part of our 80th anniversary look through the archives.
Like climate change, the Trump administration’s efforts to remove climate data from government websites feel vast, intangible, and overwhelming. buff.ly/msB7t5k
EPA's December website edits cap off yearlong assault on climate info
Like climate change, the Trump administration’s efforts to remove climate data from government websites feels vast, intangible, and overwhelming.
thebulletin.org
January 6, 2026 at 6:00 PM
Like climate change, the Trump administration’s efforts to remove climate data from government websites feel vast, intangible, and overwhelming. buff.ly/msB7t5k
During the Cold War, two physicists became public "opponents" of the Pentagon's antiballistic missile systems. But they kept doing private work on behalf of the administration's policy.
How Hans Bethe and Richard Garwin served the missile defense system they publicly criticized
During the Cold War, two physicists became public "opponents" of the Pentagon's antiballistic missile systems. But they kept doing private work on behalf of the administration's policy.
thebulletin.org
January 5, 2026 at 10:18 PM
During the Cold War, two physicists became public "opponents" of the Pentagon's antiballistic missile systems. But they kept doing private work on behalf of the administration's policy.
On January 27th, the Bulletin of the Atomic Scientists will reveal the 2026 Doomsday Clock time.
The announcement will occur during a live, in-person news conference at 10:00 a.m. ET (1500 GMT) streamed via the Bulletin‘s YouTube channel.
Learn more: buff.ly/qZ9vlw5
The announcement will occur during a live, in-person news conference at 10:00 a.m. ET (1500 GMT) streamed via the Bulletin‘s YouTube channel.
Learn more: buff.ly/qZ9vlw5
January 5, 2026 at 2:30 PM
On January 27th, the Bulletin of the Atomic Scientists will reveal the 2026 Doomsday Clock time.
The announcement will occur during a live, in-person news conference at 10:00 a.m. ET (1500 GMT) streamed via the Bulletin‘s YouTube channel.
Learn more: buff.ly/qZ9vlw5
The announcement will occur during a live, in-person news conference at 10:00 a.m. ET (1500 GMT) streamed via the Bulletin‘s YouTube channel.
Learn more: buff.ly/qZ9vlw5
From the 80th anniversary archives: 39 days after the Chernobyl disaster Michael McCally, director of @psr.org at the time, visited Moscow and met victims of the accident. He wrote his reflections on the visit for the Bulletin later that year.
1986: Hospital Number Six: a first-hand report
On Friday, June 6, or 39 days after the accident, seven other American physicians and I visited Moscow Hospital Six and talked with and examined several radiation victims from the Chernobyl site.
thebulletin.org
January 4, 2026 at 2:30 PM
From the 80th anniversary archives: 39 days after the Chernobyl disaster Michael McCally, director of @psr.org at the time, visited Moscow and met victims of the accident. He wrote his reflections on the visit for the Bulletin later that year.
The most recent Nuclear Notebook looks at how nuclear strategy is changing in Europe
Written by @nukestrat.bsky.social @mattkorda.bsky.social @elianajjohns.bsky.social and @mknight.bsky.social of @scientistsorg.bsky.social
.
Written by @nukestrat.bsky.social @mattkorda.bsky.social @elianajjohns.bsky.social and @mknight.bsky.social of @scientistsorg.bsky.social
.
Nuclear Notebook: The changing nuclear landscape in Europe
This issue's column reviews the status of nuclear weapons and nuclear operations in Europe.
thebulletin.org
January 3, 2026 at 10:18 PM
The most recent Nuclear Notebook looks at how nuclear strategy is changing in Europe
Written by @nukestrat.bsky.social @mattkorda.bsky.social @elianajjohns.bsky.social and @mknight.bsky.social of @scientistsorg.bsky.social
.
Written by @nukestrat.bsky.social @mattkorda.bsky.social @elianajjohns.bsky.social and @mknight.bsky.social of @scientistsorg.bsky.social
.
Get a direct line to the topics that inform the Doomsday Clock
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Get our newsletter! — Bulletin of the Atomic Scientists
Sign up for emails and receive a direct line to the best thinking on nuclear risk, climate change, and disruptive technologies.
thebulletin.org
January 3, 2026 at 2:30 PM
Get a direct line to the topics that inform the Doomsday Clock
Sign up for our newsletter today.
Sign up for our newsletter today.
"Radiation safety is too important to be wasted on studies that cannot deliver answers. Science should chase questions that can be realistically answered & offer solutions to reduce risks that can actually save lives," write Adam Stein & Peter James
No, the United States does not need a costly national cancer study near nuclear reactors
Routine reactor emissions pose no meaningful health risk to the US workers and population, a health physicist and a nuclear engineer argue.
thebulletin.org
January 2, 2026 at 10:18 PM
"Radiation safety is too important to be wasted on studies that cannot deliver answers. Science should chase questions that can be realistically answered & offer solutions to reduce risks that can actually save lives," write Adam Stein & Peter James
Reposted by Bulletin of the Atomic Scientists
🚨 JUST IN: Routine reactor emissions pose no meaningful health risk to the US workers and population, @astein.bsky.social and PJ Seel argue in @thebulletin.org.
#nuclearenergy #safety #nukesky
#nuclearenergy #safety #nukesky
No, the United States does not need a costly national cancer study near nuclear reactors
Routine reactor emissions pose no meaningful health risk to the US workers and population, a health physicist and a nuclear engineer argue.
thebulletin.org
January 2, 2026 at 4:40 PM
🚨 JUST IN: Routine reactor emissions pose no meaningful health risk to the US workers and population, @astein.bsky.social and PJ Seel argue in @thebulletin.org.
#nuclearenergy #safety #nukesky
#nuclearenergy #safety #nukesky
Artist Martyl Langsdorf created the Doomsday Clock in 1947, for the first issue of the Bulletin of the Atomic Scientists. Ever we've looked for ways to include art in our work. Join us for a discussion on art and science on January 15th:
pages.thebulletin.org/art-science
pages.thebulletin.org/art-science
Art + Science: Harnessing the Power of Art and Storytelling
On Jan 15, join the Bulletin of the Atomic Scientists for a discussion on how to harness the power of art in drawing attention to the most pressing global threats associated with science and…
pages.thebulletin.org
January 2, 2026 at 2:30 PM
Artist Martyl Langsdorf created the Doomsday Clock in 1947, for the first issue of the Bulletin of the Atomic Scientists. Ever we've looked for ways to include art in our work. Join us for a discussion on art and science on January 15th:
pages.thebulletin.org/art-science
pages.thebulletin.org/art-science
Five disruptive technology stories that explore the artificial intelligence revolution and the influence of powerful technology companies.
A year in review: How Big Tech redefined governance and the economy in 2025
Disruptive technology stories that explore the artificial intelligence revolution and the influence of powerful technology companies.
thebulletin.org
January 1, 2026 at 10:18 PM
Five disruptive technology stories that explore the artificial intelligence revolution and the influence of powerful technology companies.
This December the Bulletin published an 80th anniversary issue including a dive into our archives. The expansion of the nuclear arsenal through the development of new weapons was a central issue in the early days, this thread looks at some key stories.
December 2025 - Bulletin of the Atomic Scientists
Cover design and photo illustration by Thomas Gaulkin.
thebulletin.org
January 1, 2026 at 2:30 PM
This December the Bulletin published an 80th anniversary issue including a dive into our archives. The expansion of the nuclear arsenal through the development of new weapons was a central issue in the early days, this thread looks at some key stories.
Bulletin multimedia editors Erik English and Thomas Gaulkin share a few of their favorite efforts from the past year.
The best multimedia stories of 2025
To deal with the range of strangeness and cruelty that 2025 offered, the Bulletin’s multimedia team embarked on a variety of new endeavors that helped explain the existential threats facing the…
thebulletin.org
December 31, 2025 at 10:18 PM
Bulletin multimedia editors Erik English and Thomas Gaulkin share a few of their favorite efforts from the past year.
"What do humans, as a society, do when political actors can create their own history and manufacture the so-called “documents” to back it up? While democratic processes themselves do not require widespread consensus on facts, accountability does."
What happens when seeing is no longer believing?
Two fast-accelerating trends in how people consume and produce information—in selective exposure to agreeable content and in our ability to generate realistic-looking audio, documents, photos, and…
thebulletin.org
December 31, 2025 at 2:30 PM
"What do humans, as a society, do when political actors can create their own history and manufacture the so-called “documents” to back it up? While democratic processes themselves do not require widespread consensus on facts, accountability does."
A collection of the 13 most popular, most in-depth, most off-the-beaten trail, or just plain most interesting coverage published in the pages of the magazine of the Bulletin of the Atomic Scientists in these last 12 months.
Best of 2025: A baker’s dozen of fresh, hot articles from the Bulletin’s magazine
Solar power. The history of a magazine. The impact of DOGE cuts on medical research. Russian trolls. Cyberstorms. Newly found research results from
thebulletin.org
December 30, 2025 at 10:18 PM
A collection of the 13 most popular, most in-depth, most off-the-beaten trail, or just plain most interesting coverage published in the pages of the magazine of the Bulletin of the Atomic Scientists in these last 12 months.