Bulletin of the Atomic Scientists

Commuters in Ukraine, 2020.

Commuters in Ukraine, 2020.

Ukrainians approach life—and Kyiv’s 5,000 bomb shelters—with “reasonable carelessness”

By Susan D’Agostino | Nuclear Risk, Nuclear Weapons

An unarmed Minuteman III intercontinental ballistic missile launches during an operational test at 1:13 a.m. Pacific Time Oct. 2, 2019, at Vandenberg Air Force Base, Calif. 191002-F-CG053-1002 (U.S. Air Force Photo by Staff Sgt. J.T. Armstrong)

An unarmed Minuteman III intercontinental ballistic missile launches during an operational test at 1:13 a.m. Pacific Time Oct. 2, 2019, at Vandenberg Air Force Base, Calif. 191002-F-CG053-1002 (U.S. Air Force Photo by Staff Sgt. J.T. Armstrong)

US defense to its workforce: Nuclear war can be won

By Alan Kaptanoglu, Stewart Prager | Analysis, Nuclear Risk, Nuclear Weapons

Exercise with Teikovsky missile unit. Credit: Ministry of Defence of the Russian Federation. CC BY 4.0.

Exercise with Teikovsky missile unit. Credit: Ministry of Defence of the Russian Federation. CC BY 4.0.

How to mix sanctions and diplomacy to avert disaster in Ukraine

By David Cortright, George A. Lopez | Nuclear Risk, Nuclear Weapons

Ukrainian servicemen seen along the frontline outside of Svitlodarsk, Ukraine on January 30. (Photo by Stringer/Anadolu Agency via Getty Images)

Ukrainian servicemen seen along the frontline outside of Svitlodarsk, Ukraine on January 30. (Photo by Stringer/Anadolu Agency via Getty Images)

How the demise of an arms control treaty foreshadowed Russia’s aggression against Ukraine

By Amy J. Nelson, Adam Twardowski | Analysis, Nuclear Risk

yellow protein powder

yellow protein powder

Would you eat bacteria to help reverse climate change?

By Andrew H. MacDougall | Climate Change

nuclear football

nuclear football

Giving an AI control of nuclear weapons: What could possibly go wrong?

By Zachary Kallenborn | Disruptive Technologies

Unrest in Kazakhstan led to this protest in Aktobe on Janyary 4, 2022. By Esetok - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=114004254

Is a shadow presidency fueling the gas-prices fire in oil-rich Kazakhstan?

By Urvashi Sarkar | Analysis, Nuclear Risk, Uncategorized

Joe Biden. Credit: Gage Skidmore. Accessed via Wikipedia. CC BY-SA 2.0.

Joe Biden. Credit: Gage Skidmore. Accessed via Wikipedia. CC BY-SA 2.0.

Biden’s Trump-lite nuclear policy threatens us all

By Joe Cirincione | Nuclear Risk, Nuclear Weapons

Part of a glaciar breaks off into the ocean

Part of a glaciar breaks off into the ocean

What’s climate change really doing to the ocean? Ask the robots

By Mariana Bernardi Bif | Climate Change

The Academia Sinica campus.

The Academia Sinica campus.

A lab assistant involved in COVID-19 research in Taiwan exposed 110 people after becoming infected at work

By Matt Field | Disruptive Technologies

The A1 Verse: No gift to set a statesman right

By Thomas Gaulkin | Special Topics

At doom’s doorstep: It is 100 seconds to midnight

By Bulletin Science and Security Board | Doomsday Clock

Commuters in Ukraine, 2020.

Commuters in Ukraine, 2020.

Ukrainians approach life—and Kyiv’s 5,000 bomb shelters—with “reasonable carelessness”

By Susan D’Agostino | Nuclear Risk, Nuclear Weapons

An unarmed Minuteman III intercontinental ballistic missile launches during an operational test at 1:13 a.m. Pacific Time Oct. 2, 2019, at Vandenberg Air Force Base, Calif. 191002-F-CG053-1002 (U.S. Air Force Photo by Staff Sgt. J.T. Armstrong)

An unarmed Minuteman III intercontinental ballistic missile launches during an operational test at 1:13 a.m. Pacific Time Oct. 2, 2019, at Vandenberg Air Force Base, Calif. 191002-F-CG053-1002 (U.S. Air Force Photo by Staff Sgt. J.T. Armstrong)

US defense to its workforce: Nuclear war can be won

By Alan Kaptanoglu, Stewart Prager | Analysis, Nuclear Risk, Nuclear Weapons

Nuclear Notebook: Israeli nuclear weapons, 2022

By Hans M. Kristensen, Matt Korda | Nuclear Risk, Nuclear Weapons

Members of the World Health Organization (WHO) team investigating the origins of the COVID-19 coronavirus arrive by car at the Wuhan Institute of Virology on February 3. (Photo by HECTOR RETAMAL/AFP via Getty Images)

Members of the World Health Organization (WHO) team investigating the origins of the COVID-19 coronavirus arrive by car at the Wuhan Institute of Virology on February 3. (Photo by HECTOR RETAMAL/AFP via Getty Images)

The origin of COVID: Did people or nature open Pandora’s box at Wuhan?

By Nicholas Wade | Biosecurity

Exercise with Teikovsky missile unit. Credit: Ministry of Defence of the Russian Federation. CC BY 4.0.

Exercise with Teikovsky missile unit. Credit: Ministry of Defence of the Russian Federation. CC BY 4.0.

How to mix sanctions and diplomacy to avert disaster in Ukraine

By David Cortright, George A. Lopez | Nuclear Risk, Nuclear Weapons

yellow protein powder

yellow protein powder

Would you eat bacteria to help reverse climate change?

By Andrew H. MacDougall | Climate Change

Ukrainian servicemen seen along the frontline outside of Svitlodarsk, Ukraine on January 30. (Photo by Stringer/Anadolu Agency via Getty Images)

Ukrainian servicemen seen along the frontline outside of Svitlodarsk, Ukraine on January 30. (Photo by Stringer/Anadolu Agency via Getty Images)

How the demise of an arms control treaty foreshadowed Russia’s aggression against Ukraine

By Amy J. Nelson, Adam Twardowski | Analysis, Nuclear Risk

nuclear football

nuclear football

Giving an AI control of nuclear weapons: What could possibly go wrong?

By Zachary Kallenborn | Disruptive Technologies

Unrest in Kazakhstan led to this protest in Aktobe on Janyary 4, 2022. By Esetok - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=114004254

Is a shadow presidency fueling the gas-prices fire in oil-rich Kazakhstan?

By Urvashi Sarkar | Analysis, Nuclear Risk, Uncategorized

Joe Biden. Credit: Gage Skidmore. Accessed via Wikipedia. CC BY-SA 2.0.

Joe Biden. Credit: Gage Skidmore. Accessed via Wikipedia. CC BY-SA 2.0.

Biden’s Trump-lite nuclear policy threatens us all

By Joe Cirincione | Nuclear Risk, Nuclear Weapons

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Screenshot of Turn Back the Clock virtual exhibit entrance

Screenshot of Turn Back the Clock virtual exhibit entrance

Virtual Tour: Turn Back the Clock

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Doomsday Timeline

Doomsday Timeline

Doomsday Clock Timeline

Nuclear Notebook

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doomsday-clock-animation

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Recent Highlights

Special issue: Conflict in space

By Bulletin Staff | Disruptive Technologies, Nuclear Risk

US Deputy Secretary of State Wendy Sherman and Russian deputy Foreign Minister Sergei Ryabkov pose for pictures as they attend security talks on soaring tensions over Ukraine at the US permanent Mission, in Geneva, on January 10.

US Deputy Secretary of State Wendy Sherman and Russian deputy Foreign Minister Sergei Ryabkov pose for pictures as they attend security talks on soaring tensions over Ukraine at the US permanent Mission, in Geneva, on January 10.

Putin’s demand for security guarantees: Not new and not to be taken literally, but not to be ignored

By Andrey A. Baklitskiy | Analysis, Nuclear Risk

nuclear power plant at night

nuclear power plant at night

Climate activists contest the EU’s “green” designation for gas and nuclear energy

By Jessica McKenzie | Climate Change

People walk past a television screen showing a news broadcast with file footage of a North Korean missile test, at a railway station in Seoul on January 11, after North Korea fired a

People walk past a television screen showing a news broadcast with file footage of a North Korean missile test, at a railway station in Seoul on January 11, after North Korea fired a

North Korea’s goals in 2022: internal stability and nuclear development

By Duyeon Kim | Analysis, Nuclear Weapons

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PRESS RELEASE—At doom’s doorstep: It is 100 seconds to midnight

Bulletin receives MacArthur Foundation grant to support work on nuclear issues

Climate change action is focus of Human/Nature art exhibition

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Cover by Thomas Gaulkin <br />(illustrations via <a href="https://flic.kr/p/2k7RGfT">EFF Photos</a>, <a href="https://www.esa.int/ESA_Multimedia/Images/2008/03/Debris_objects_in_low-Earth_orbit_LEO2">ESA</a>, <a href="https://commons.wikimedia.org/wiki/File:Elon_Musk%27s_Tesla_Roadster_(40143096241).jpg">Wikimedia</a>, Vectorstock)

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