Bulletin of the Atomic Scientists
@thebulletin.org
The best thinking on existential threats since 1945. Nuclear risk, climate change, and disruptive technologies. We set the #DoomsdayClock. thebulletin.org
"To say that the expiration of New START is a concern for many experts and officials in Washington and Moscow would be an understatement."
To help make sense of the implications of a world without New START, the Bulletin invited nuclear policy experts and former US diplomats to share their views.
To help make sense of the implications of a world without New START, the Bulletin invited nuclear policy experts and former US diplomats to share their views.
The experts comment: New START expires, bringing both risks and opportunities
Experts share their concern about the no-rules, no-inspections period that opens when New START expires on Thursday. They also see an opportunity to adapt arms control to a multipolar world.
thebulletin.org
February 9, 2026 at 8:01 PM
"To say that the expiration of New START is a concern for many experts and officials in Washington and Moscow would be an understatement."
To help make sense of the implications of a world without New START, the Bulletin invited nuclear policy experts and former US diplomats to share their views.
To help make sense of the implications of a world without New START, the Bulletin invited nuclear policy experts and former US diplomats to share their views.
In case you missed it: "How dehumanizing language, video images, and human oversight affect public opinion on drone warfare." ⬇️
How dehumanizing language, video images, and human oversight affect public opinion on drone warfare
The pairing of fully autonomous drone strikes and dehumanizing imagery can undermine public support for military action, even when necessary.
thebulletin.org
February 9, 2026 at 5:06 PM
In case you missed it: "How dehumanizing language, video images, and human oversight affect public opinion on drone warfare." ⬇️
"Now it's time to create, to build the world we want, that is more compassionate, more equal, more sustainable," said Maria Ressa at the 2026 Doomsday Clock announcement.
"85 seconds to midnight. You know, the question now is not whether we can. The question is, whether you will."
"85 seconds to midnight. You know, the question now is not whether we can. The question is, whether you will."
Nobel Peace Prize Winner on turning back the Doomsday Clock
Watch Maria Ressa's full speech from the 2026 Doomsday Clock announcement.
youtu.be
February 9, 2026 at 2:02 PM
"Now it's time to create, to build the world we want, that is more compassionate, more equal, more sustainable," said Maria Ressa at the 2026 Doomsday Clock announcement.
"85 seconds to midnight. You know, the question now is not whether we can. The question is, whether you will."
"85 seconds to midnight. You know, the question now is not whether we can. The question is, whether you will."
Chicago-based readers: This Tuesday, Bulletin president and CEO Alexandra Bell @atomicbell.bsky.social and Bulletin Science and Security Board Chair Daniel Holz will speak about this year's Doomsday Clock setting with University of Chicago professor Chris Blattman.
Reserve a free spot below. ⬇️
Reserve a free spot below. ⬇️
The 2026 Doomsday Clock
Join us for the Doomsday Clock event, featuring a panel of experts addressing looming global threats.
www.eventbrite.com
February 8, 2026 at 6:03 PM
Chicago-based readers: This Tuesday, Bulletin president and CEO Alexandra Bell @atomicbell.bsky.social and Bulletin Science and Security Board Chair Daniel Holz will speak about this year's Doomsday Clock setting with University of Chicago professor Chris Blattman.
Reserve a free spot below. ⬇️
Reserve a free spot below. ⬇️
In case you missed it: Prehistoric fungi feed the world's plants and resist climate change, but face an uncertain future. ⬇️
The underground network: Prehistoric fungi feed the world’s plants and resist climate change, but face an uncertain future
Trillions of miles of tiny fungal tubes embedded in soil transport nutrients to crops and other plants and fight climate change by storing carbon. Scientists are racing to understand how these…
thebulletin.org
February 8, 2026 at 5:47 PM
In case you missed it: Prehistoric fungi feed the world's plants and resist climate change, but face an uncertain future. ⬇️
Reposted by Bulletin of the Atomic Scientists
Today, New START expires without replacement, ending the U.S.–Russia strategic nuclear arms treaty era — not arms control itself.
In @thebulletin.org I examine why managing uncertainty, rather than restoring past models, must now be a priority.
thebulletin.org/2026/02/the-...
In @thebulletin.org I examine why managing uncertainty, rather than restoring past models, must now be a priority.
thebulletin.org/2026/02/the-...
The experts comment: New START expires, bringing both risks and opportunities
Experts share their concern about the no-rules, no-inspections period that opens when New START expires on Thursday. They also see an opportunity to adapt arms control to a multipolar world.
thebulletin.org
February 5, 2026 at 3:00 PM
Today, New START expires without replacement, ending the U.S.–Russia strategic nuclear arms treaty era — not arms control itself.
In @thebulletin.org I examine why managing uncertainty, rather than restoring past models, must now be a priority.
thebulletin.org/2026/02/the-...
In @thebulletin.org I examine why managing uncertainty, rather than restoring past models, must now be a priority.
thebulletin.org/2026/02/the-...
Reposted by Bulletin of the Atomic Scientists
"If implementing New START’s verification aspects could improve international security and stability, the same could be said of restoring other defunct arms control agreements," writes Senior Policy Director John Erath in @thebulletin.org. thebulletin.org/2026/02/in-a...
In a world without New START, old verification regimes could be key to strategic stability
Arms control expert John Erath argues that restoring measures from defunct arms control agreements could improve international security and stability once New START expires.
thebulletin.org
February 5, 2026 at 9:13 PM
"If implementing New START’s verification aspects could improve international security and stability, the same could be said of restoring other defunct arms control agreements," writes Senior Policy Director John Erath in @thebulletin.org. thebulletin.org/2026/02/in-a...
If the negotiations scheduled for Friday between Iran and the United States are to be effective and durable, they must move beyond a single-issue on nuclear weapons and toward a comprehensive, direct, and phased dialogue, writes Seyed Hossein Mousavian.
Why Iran–US negotiations must move beyond a single-issue approach to the nuclear problem
If the negotiations scheduled for Friday between Iran and the United States are to be effective and durable, they must move beyond a single-issue on nuclear weapons and toward a comprehensive,…
thebulletin.org
February 6, 2026 at 6:24 PM
If the negotiations scheduled for Friday between Iran and the United States are to be effective and durable, they must move beyond a single-issue on nuclear weapons and toward a comprehensive, direct, and phased dialogue, writes Seyed Hossein Mousavian.
Reposted by Bulletin of the Atomic Scientists
Thanks, Mr. President.
We've got an editorial series of "expert comments" for you.
#NewSTART #armscontrol #nuclearweapons #nukesky
We've got an editorial series of "expert comments" for you.
#NewSTART #armscontrol #nuclearweapons #nukesky
February 5, 2026 at 9:02 PM
Thanks, Mr. President.
We've got an editorial series of "expert comments" for you.
#NewSTART #armscontrol #nuclearweapons #nukesky
We've got an editorial series of "expert comments" for you.
#NewSTART #armscontrol #nuclearweapons #nukesky
Reposted by Bulletin of the Atomic Scientists
For our latest Nukes of Hazard podcast episode, President and CEO of @thebulletin.org @atomicbell.bsky.social chats with Communications Director Anna Schumann about the Doomsday Clock and the end of New START.
armscontrolcenter.org/with-doomsda...
armscontrolcenter.org/with-doomsda...
With Doomsday Approaching, Is It Time for a New Start? - Center for Arms Control and Non-Proliferation
The Doomsday Clock has just been set at 85 seconds to midnight, the closest it has ever been to symbolic human-caused Armageddon. It’s no coincidence that this happened just a week before the last rem...
armscontrolcenter.org
February 5, 2026 at 5:18 PM
For our latest Nukes of Hazard podcast episode, President and CEO of @thebulletin.org @atomicbell.bsky.social chats with Communications Director Anna Schumann about the Doomsday Clock and the end of New START.
armscontrolcenter.org/with-doomsda...
armscontrolcenter.org/with-doomsda...
The fire season in Patagonia this summer will likely be one of the most severe in recent decades, and the crisis is not an isolated phenomenon, writes Bulletin climate editorial fellow María de los Ángeles Orfila.
Why Patagonia burns every summer: climate change, shifting fire regimes, and policy failures
The fire season in Patagonia this summer will likely be one of the most severe in recent decades, and the crisis is not an isolated phenomenon.
thebulletin.org
February 4, 2026 at 9:02 PM
The fire season in Patagonia this summer will likely be one of the most severe in recent decades, and the crisis is not an isolated phenomenon, writes Bulletin climate editorial fellow María de los Ángeles Orfila.
The New Strategic Arms Reduction Treaty—the last arms control agreement between the United States and Russia, which limits strategic nuclear weapons—expires this Thursday.
To understand the implications of a world without New START, the Bulletin invited leading experts to share their views.
To understand the implications of a world without New START, the Bulletin invited leading experts to share their views.
The experts comment: New START expires, bringing both risks and opportunities
Experts share their concern about the no-rules, no-inspections period that opens when New START expires on Thursday. They also see an opportunity to adapt arms control to a multipolar world.
thebulletin.org
February 4, 2026 at 7:38 PM
The New Strategic Arms Reduction Treaty—the last arms control agreement between the United States and Russia, which limits strategic nuclear weapons—expires this Thursday.
To understand the implications of a world without New START, the Bulletin invited leading experts to share their views.
To understand the implications of a world without New START, the Bulletin invited leading experts to share their views.
"Arctic security should be managed among NATO allies through the collective efforts of all and under the alliance’s framework, with a far stronger European and US contribution," writes Igor Morić.
Trump doesn't need the Golden Dome in Greenland. He needs a stronger NATO
Greenland's geographical location provides no added benefit to a space-based architecture of interceptors and sensors for US missile defense.
thebulletin.org
February 3, 2026 at 8:47 PM
"Arctic security should be managed among NATO allies through the collective efforts of all and under the alliance’s framework, with a far stronger European and US contribution," writes Igor Morić.
"The pairing of fully autonomous drone strikes and dehumanizing imagery could undermine public support for military action, even in cases when action is needed," write Paul Lushenko and Srinjoy Bose @srinjoybose.bsky.social.
How dehumanizing language, video images, and human oversight affect public opinion on drone warfare
A survey of 1,500 Americans reveals how the public views the use of drones in war.
thebulletin.org
February 3, 2026 at 4:19 PM
"The pairing of fully autonomous drone strikes and dehumanizing imagery could undermine public support for military action, even in cases when action is needed," write Paul Lushenko and Srinjoy Bose @srinjoybose.bsky.social.
Reposted by Bulletin of the Atomic Scientists
The Doomsday Clock has now been set at 85 seconds to midnight & if Felon Donald Trump continues in the driver’s seat, the future of the world is at stake.
The @thebulletin.org's Alexandra Bell joins with a sobering assessment of the issues we must be paying attention to.
youtu.be/scvnqwPRtFQ?...
The @thebulletin.org's Alexandra Bell joins with a sobering assessment of the issues we must be paying attention to.
youtu.be/scvnqwPRtFQ?...
TOP Experts SOUND THE ALARM on Trump’s GLOBAL CRISIS
YouTube video by Katie Phang
youtu.be
February 2, 2026 at 6:55 PM
The Doomsday Clock has now been set at 85 seconds to midnight & if Felon Donald Trump continues in the driver’s seat, the future of the world is at stake.
The @thebulletin.org's Alexandra Bell joins with a sobering assessment of the issues we must be paying attention to.
youtu.be/scvnqwPRtFQ?...
The @thebulletin.org's Alexandra Bell joins with a sobering assessment of the issues we must be paying attention to.
youtu.be/scvnqwPRtFQ?...
"The notion that so-called peaceful nuclear technology is an effective pacifier for countries that obviously have weapons on their mind should have died with the Atoms for Peace program," writes Victor Gilinsky, former commissioner of the US Nuclear Regulatory Commission. ⬇️
There is no nuclear genie going back in the bottle with North Korea
If there was any opportunity to stop North Korea's march toward nuclear weapons, it was before the 1994 Agreed Framework, not after.
thebulletin.org
February 2, 2026 at 7:16 PM
"The notion that so-called peaceful nuclear technology is an effective pacifier for countries that obviously have weapons on their mind should have died with the Atoms for Peace program," writes Victor Gilinsky, former commissioner of the US Nuclear Regulatory Commission. ⬇️
Nuclear weapons were supposed to deter great-power war, impose caution on leaders, and anchor what strategists liked to call strategic stability, writes Alex Kolbin.
"Today, that framework is eroding in plain sight."
Read more: buff.ly/FJffN0P
"Today, that framework is eroding in plain sight."
Read more: buff.ly/FJffN0P
February 1, 2026 at 2:30 PM
Nuclear weapons were supposed to deter great-power war, impose caution on leaders, and anchor what strategists liked to call strategic stability, writes Alex Kolbin.
"Today, that framework is eroding in plain sight."
Read more: buff.ly/FJffN0P
"Today, that framework is eroding in plain sight."
Read more: buff.ly/FJffN0P
During the 2025 crisis between India and Pakistan, even reputable journalists and politicians were misled by fabricated content, writes Qamar Shahzad Rajoka.
"Such material might not trigger a crisis, but it can dangerously intensify one."
Read more: buff.ly/hFEW9QE
"Such material might not trigger a crisis, but it can dangerously intensify one."
Read more: buff.ly/hFEW9QE
January 31, 2026 at 2:30 PM
During the 2025 crisis between India and Pakistan, even reputable journalists and politicians were misled by fabricated content, writes Qamar Shahzad Rajoka.
"Such material might not trigger a crisis, but it can dangerously intensify one."
Read more: buff.ly/hFEW9QE
"Such material might not trigger a crisis, but it can dangerously intensify one."
Read more: buff.ly/hFEW9QE
A retired Navy General who is grieving the loss of his wife finds new love for life after befriending a stray mutt in this short story by Kerri Brady Long.
However, there is more to this dog than initially meets the eye.
Read more: buff.ly/5MScSly
However, there is more to this dog than initially meets the eye.
Read more: buff.ly/5MScSly
January 30, 2026 at 10:18 PM
A retired Navy General who is grieving the loss of his wife finds new love for life after befriending a stray mutt in this short story by Kerri Brady Long.
However, there is more to this dog than initially meets the eye.
Read more: buff.ly/5MScSly
However, there is more to this dog than initially meets the eye.
Read more: buff.ly/5MScSly
"These problems can seem overwhelming, but we can turn back the Doomsday Clock, and we have done it before," said Bulletin President and CEO Alexandra Bell. "No one can do everything, but everyone can do something."
Watch the 2026 announcement: buff.ly/bnpzZuR
Watch the 2026 announcement: buff.ly/bnpzZuR
January 30, 2026 at 5:36 PM
"These problems can seem overwhelming, but we can turn back the Doomsday Clock, and we have done it before," said Bulletin President and CEO Alexandra Bell. "No one can do everything, but everyone can do something."
Watch the 2026 announcement: buff.ly/bnpzZuR
Watch the 2026 announcement: buff.ly/bnpzZuR
Reposted by Bulletin of the Atomic Scientists
The @thebulletin.org experts were clear: the Doomsday Clock is a call to action. We all have a role to play here. Talk to your friends, colleagues and whoever will listen. The time for action is now.
It is 85 seconds to midnight.
It is 85 seconds to midnight.
“National leaders … must take the lead in finding a path away from the brink,” writes the Science and Security Board in the 2026 Doomsday Clock statement.
“Citizens must insist they do so.”
Watch the announcement: buff.ly/BGu0Zse
“Citizens must insist they do so.”
Watch the announcement: buff.ly/BGu0Zse
January 28, 2026 at 2:41 PM
The @thebulletin.org experts were clear: the Doomsday Clock is a call to action. We all have a role to play here. Talk to your friends, colleagues and whoever will listen. The time for action is now.
It is 85 seconds to midnight.
It is 85 seconds to midnight.
Reposted by Bulletin of the Atomic Scientists
The @thebulletin.org advanced the Doomsday Clock by 4 seconds this year in part due to growing biological threats, including AI, mirror life, and bioweapons, and degradation of US and global health capabilities over the last year. You can read more here: thebulletin.org/doomsday-clo...
2026 Doomsday Clock Statement: Biological Threats - Bulletin of the Atomic Scientists
Four developments—research into self-replicating “mirror life”; AI tools that can design biological threats; state-sponsored biological weapons programs; and the dismantling of US public health effort...
thebulletin.org
January 29, 2026 at 2:36 PM
The @thebulletin.org advanced the Doomsday Clock by 4 seconds this year in part due to growing biological threats, including AI, mirror life, and bioweapons, and degradation of US and global health capabilities over the last year. You can read more here: thebulletin.org/doomsday-clo...
Four major concerns—the possibility that scientists could create mirror life, the continued evolution of AI and biological weapons programs, and the rapid dismantling and degradation of US public health infrastructure—all endangered the world in 2025.
Read the Clock statement: buff.ly/17yAznF
Read the Clock statement: buff.ly/17yAznF
January 29, 2026 at 8:52 PM
Four major concerns—the possibility that scientists could create mirror life, the continued evolution of AI and biological weapons programs, and the rapid dismantling and degradation of US public health infrastructure—all endangered the world in 2025.
Read the Clock statement: buff.ly/17yAznF
Read the Clock statement: buff.ly/17yAznF
In the Doomsday Clock statement, the Bulletin's Science and Security Board states that increasing chaos, disorder, and dysfunction in the world's information ecosystem threaten society's capacity to address difficult challenges.
Read more: buff.ly/17yAznF
Read more: buff.ly/17yAznF
January 29, 2026 at 8:14 PM
In the Doomsday Clock statement, the Bulletin's Science and Security Board states that increasing chaos, disorder, and dysfunction in the world's information ecosystem threaten society's capacity to address difficult challenges.
Read more: buff.ly/17yAznF
Read more: buff.ly/17yAznF
"The national and international responses to the climate emergency went from wholly insufficient to profoundly destructive," writes the Bulletin's Science and Security Board in the 2026 Doomsday Clock statement.
Read the statement: buff.ly/rkwoROu
Read the statement: buff.ly/rkwoROu
January 28, 2026 at 9:39 PM
"The national and international responses to the climate emergency went from wholly insufficient to profoundly destructive," writes the Bulletin's Science and Security Board in the 2026 Doomsday Clock statement.
Read the statement: buff.ly/rkwoROu
Read the statement: buff.ly/rkwoROu