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

Nuclear Weapons

chalkboard drawing cartoon bomb

Russia says Ukraine is preparing a “dirty bomb.” Is it true, and what does it mean?

By François Diaz-Maurin, Dan Drollette Jr | Nuclear Risk, Nuclear Weapons

Germany’s nuclear weapons policy and the war: Money for nukes, words for disarmament

By Moritz Kütt | Nuclear Risk, Nuclear Weapons

Déjà vu and nuclear roulette: The Bulletin’s initial reactions to the Cuban Missile Crisis

By David A. Wargowski | Nuclear Risk, Nuclear Weapons

Nuclear injustice: How Russia’s invasion of Ukraine shows the staggering human cost of deterrence

By Franziska Stärk, Ulrich Kühn | Nuclear Risk, Nuclear Weapons

Poll: Americans, Japanese, and South Koreans don’t support using nuclear weapons against North Korea

By David M. Allison, Stephen Herzog | Nuclear Risk, Nuclear Weapons

A launch of the Russian Iskander-M, which can carry a tactical nuclear warhead, at the Kapustin Yar proving ground in March 2018. Photo credit: the websites (mil.ru, минобороны.рф) of the Ministry of Defence of the Russian Federation. Licensed under the Creative Commons Attribution 4.0.

Rhetoric in Ukraine has reinforced the fallacy of limited nuclear exchange

By John Gower, Andrew Weber | Nuclear Risk, Nuclear Weapons

Nowhere to hide: How a nuclear war would kill you—and almost everyone else.

By François Diaz-Maurin, Thomas Gaulkin | Investigative Reporting, Multimedia, Nuclear Risk, Nuclear Weapons

Soviet nuclear launch site in Cuba

“Midnight is upon us”—the Cuban Missile Crisis as seen at the time, in one person’s words

By Harrison Brown | Nuclear Risk, Nuclear Weapons

Sixty years after the Cuban Missile Crisis, how to face a new era of global catastrophic risks

By Christian Ruhl | Artificial Intelligence, Nuclear Weapons, Opinion, Voices of Tomorrow

Pushing back against Putin’s threat of nuclear use in Ukraine

By Steven Pifer | Nuclear Risk, Nuclear Weapons

“Not a bluff:” Losing ground in Ukraine, Putin raises nuclear threats

By François Diaz-Maurin | Nuclear Risk, Nuclear Weapons

French soldiers cooking in the Algerian Sahara in 1961.

A new window into France’s nuclear history

By Austin R. Cooper | Analysis, Nuclear Risk, Nuclear Weapons