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

Ukraine

Read the fine print: Russia’s nuclear weapon use policy

By David Holloway | Nuclear Risk, Nuclear Weapons

ancient Greek warriors on vase

Interview with Graham Allison: Are the United States and China charging into Thucydides’s trap?

By John Mecklin | Interviews, Opinion, Special Topics

Grappling with environmental risks in the fog of war

By Kristina Hook, Richard “Drew” Marcantonio | Climate Change, Nuclear Risk

Russia’s information war: painful truths vs. comfortable lies

By Cynthia Hooper | Disruptive Technologies, Nuclear Risk

In Ukraine, US-military-linked labs could provide fodder for Russian disinformation

By Matt Field | Biosecurity

Accusations (and evidence) of Russian war crimes in Ukraine

By Norman M. Naimark | Nuclear Risk, Nuclear Weapons

(Rusted) Missile silo of a SS-24 missile, Strategic Missile Forces Museum in Ukraine. Credit: Michael. CC BY 3.0. Accessed via Wikipedia.

Ukraine building a nuclear bomb? Dangerous nonsense.

By Mariana Budjeryn, Matthew Bunn | Nuclear Risk, Nuclear Weapons

The Russian Tupolev Tu-22M3M can deliver nuclear weapons by missiles or by gravity bombs. Image originally posted to Flickr by Dmitry Terekhov at: https://flickr.com/photos/44400809@N07/19230388334. Licensed under cc-by-sa-2.0.

Russian military doctrine calls a limited nuclear strike “de-escalation.” Here’s why.

By Nikolai N. Sokov | Nuclear Risk, Nuclear Weapons

Credit: General Staff of the Armed Forces of Ukraine official Facebook page

Even if Putin prevails in Ukraine, he’s already lost the world

By Stephen J. Cimbala, Lawrence J. Korb | Nuclear Risk, Nuclear Weapons

Rodney C. Ewing

Nuclear reactors in a war zone: A new type of weapon?

By Rodney C. Ewing | Analysis, Nuclear Energy, Nuclear Weapons

Global collapse is in view

By Robert Socolow | Analysis, Climate Change, Nuclear Risk

The A1 Verse: A quiet between bombardments

By Thomas Gaulkin | Special Topics