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

Nuclear Weapons

Donald Trump and Kim Jong Un shake hands

A practical approach to North Korea for the next US president

By Joseph Yun, Frank Aum | Nuclear Weapons

trump nuclear football

Eight theories on Trump’s “incredible” new secret nuclear weapon

By John Krzyzaniak | Nuclear Weapons, Satire

Nuclear forensics: How science helps stop the trafficking of nuclear materials

By Gary R. Eppich | Nuclear Risk, Nuclear Weapons

Nuclear war, public health, the COVID-19 epidemic: Lessons for prevention, preparation, mitigation, and education

By Andrew Futter, Samuel I. Watson, Peter J. Chilton, Richard J. Lilford | Biosecurity, Nuclear Weapons

Narendra Modi and Xi Jinping

India–China border dispute: the curious incident of a nuclear dog that didn’t bark

By Ramesh Thakur, Manpreet Sethi | Nuclear Weapons

Map showing possible source region for radioisotopes detected by Swedish monitoring station on June 22 and 23, 2020.

Radiation detections in northern Europe: what we do and don’t know

By Cheryl Rofer | Analysis, Nuclear Risk, Nuclear Weapons

Bruce Blair at the 2010 Global Zero Summit in Paris.

Bruce Blair: Challenging the accidental nuclear war machine at every turn

By Jessica Sleight, Zia Mian, Frank von Hippel | Analysis, Nuclear Weapons

at the brink podcast doomsday clock

Podcast: Nuclear weapons at the brink

By Thomas Gaulkin | Multimedia, Nuclear Weapons

What can a pandemic teach us about nuclear threats?

By Ted Lieu | Biosecurity, Hiroshima & Nagasaki, Nuclear Weapons, Uncategorized

picture of the Doomsday Clock

A statement on the bombings of Hiroshima and Nagasaki

By Science and Security Board | Hiroshima & Nagasaki, Nuclear Weapons

Hiroshima blast and fire damage, US Strategic Bombing Survey map.

Hiroshima and COVID-19

By Robert Jay Lifton, Charles B. Strozier | Hiroshima & Nagasaki, Nuclear Weapons

Pope Francis in Hiroshima in November 2019.

A message from Hiroshima on the reality of the atomic bombing

By Hidehiko Yuzaki | Hiroshima & Nagasaki, Nuclear Weapons