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

nuclear threat

A new “all-hazards” approach for reducing multiple catastrophic threats

By Rumtin Sepasspour | Disruptive Technologies

Rodney C. Ewing

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

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

The first of 2,000 soldiers arrive in Wiesbaden, Germany, following the Pentagon’s announcement of additional forces moving from the U.S. to Europe to reinforce NATO’s eastern flank, Feb. 4, 2022. https://www.defense.gov/Multimedia/Photos/igphoto/2002934581/

“Get out now:” US closes Kyiv embassy and warns of imminent invasion amid Russia-Ukraine crisis

By Susan D’Agostino, John Mecklin | Nuclear Risk, Nuclear Weapons

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

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

Atomic Bomb Dome in the Hiroshima Peace Memorial Park. Credit: Michael Helmer. Public domain image accessed via Wikimedia Commons.

In an era of climate change and COVID, Hiroshima reminds us of another existential threat.

By Susan D’Agostino | Nuclear Risk, Nuclear Weapons, Opinion