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

Nuclear Weapons

The rebirth of Russia’s closed cities

By Dmitriy Nikonov, Igor Khripunov | Nuclear Energy, Nuclear Weapons, Opinion

A silver lining to the U.S.-India nuclear deal

By Pavel Podvig | Columnists, Nuclear Weapons

The bursting global security bubble

By Hugh Gusterson | Columnists, Nuclear Weapons

Testing the test ban treaty: Week three of the CTBTO inspection exercise in Kazakhstan

By Andreas Persbo | Nuclear Weapons

Testing the test-ban treaty: Week two of the CTBTO inspection exercise in Kazakhstan

By Rebecca Johnson | Nuclear Weapons

Testing the test-ban treaty: An inspection exercise in Kazakhstan

By Rebecca Johnson | Nuclear Weapons

How can we reduce the risk of human extinction?

By Anders Sandberg, Jason G. Matheny, Milan M. Ćirković | Biosecurity, Nuclear Weapons, Opinion

Japan’s struggle to limit illegal dual-use exports

By Masako Toki, Stephanie Lieggi | Nuclear Energy, Nuclear Weapons, Opinion

Internationalizing the nuclear fuel cycle

By James E. Goodby | Nuclear Energy, Nuclear Weapons, Opinion

French Nuclear Forces, 2008

By Robert S. Norris, Hans M. Kristensen | Nuclear Notebook

U.S.-Russian relations after the conflict in Georgia

By Pavel Podvig | Columnists, Nuclear Weapons

Technical comments on the US satellite shootdown

By Yousaf Butt | Nuclear Weapons, Opinion