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

Nuclear Risk

Russian military pilot in 2016. Credit: Министерство обороны Российской Федерации. License CC BY 4.0. Accessed via Wikimedia Commons.

Russia threatened a “military-technical” response for unmet demands. What could that mean?

By Pavel Podvig | Nuclear Risk, Nuclear Weapons, Opinion

Special issue: Conflict in space

By Bulletin Staff | Disruptive Technologies, Nuclear Risk

P5 Press Conference at the United Nations, April 19, 2013. The five Nuclear Non-Proliferation Treaty (NPT) nuclear-weapon states issued a joint statement in January 2022. Credit: Eric Bridiers. Accessed via Flickr. Attribution-NoDerivs 2.0 Generic.

Five nuclear weapon states vow to prevent nuclear war while modernizing arsenals

By Rebecca Davis Gibbons | Nuclear Risk, Uncategorized

Negev Nuclear Research Center

Nuclear Notebook: Israeli nuclear weapons, 2022

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

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

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

Idaho National Laboratory’s Fuel Conditioning Facility supports work to demonstrate the technical feasibility of a nuclear recycling technique called pyroprocessing. Photo Credit: Fuel Conditioning Fact Sheet, Idaho National Laboratory.

Why joint US-South Korean research on plutonium separation raises nuclear proliferation danger

By Frank N. von Hippel, Jungmin Kang | Analysis, Nuclear Energy, Nuclear Risk

Bulletin receives MacArthur Foundation grant to support work on nuclear issues

By | Nuclear Risk, What’s New at the Bulletin

A 2016 Great Prophet wargame in southeastern Iran. Credit: Hossein Zohrevand for Tasnim News Agency. License: Creative Commons Attribution 4.0 International. Accessed via Wikimedia Commons.

Iran nuclear deal negotiators must act with urgency, given Iranian and Israeli nuclear brinkmanship

By Gawdat Bahgat | Analysis, Nuclear Risk, Nuclear Weapons, Opinion, Uncategorized

DeepMind’s David Silver speaks to the Bulletin of the Atomic Scientists about games, beauty, and AI’s potential to avert human-made disasters. Photo provided by David Silver and used with permission.

DeepMind’s David Silver on games, beauty, and AI’s potential to avert human-made disasters

By Susan D’Agostino | Artificial Intelligence, Climate Change, Disruptive Technologies, Interviews, Nuclear Risk, Nuclear Weapons

Executive Secretary Lassina Zerbo speaks the 2015 NPT Review Conference event, “The Urgency of Action on the Comprehensive Test Ban Treaty – Contributing to International Peace and Security in an Increasingly Unstable World.” Credit: The Official CTBTO Photostream. Accessed via Wikimedia Commons.

Key nuclear treaty review plagued by COVID delays as distrust grows

By Lauren Sukin | Nuclear Risk, Nuclear Weapons

Artist's concept shows future ICBM blasting into sky

Best of 2021: Emerging experts on nuclear risks and climate change

By Dawn Stover | Climate Change, Nuclear Energy, Nuclear Risk, Nuclear Weapons, Voices of Tomorrow