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Nuclear Risk

Cover of Iranian newspaper

No, Iran didn’t exit the nuclear deal. And no, its nuclear announcement is not revenge for Soleimani.

By John Krzyzaniak | Nuclear Risk

Hezbollah supporters at mass rally, vowing revenge for the killing of Qassem Soleimani, a commander of the Iranian Revolutionary Guard

What the Soleimani killing means for the Iran nuclear deal

By Abbas Milani | Analysis, Nuclear Risk, Nuclear Weapons

Qasem Soleimani and Ali Khamenei

Studies in deterrence: Why killing Iran’s Qasem Soleimani doesn’t do it

By John Krzyzaniak | Nuclear Risk

Minuteman III missile in silo

Why the new US ICBMs would be too expensive even if they were free

By Robert J. Goldston | Nuclear Weapons, Opinion

September 2019 climate strike in New York City.

Best of 2019: Young experts on nuclear weapons, climate change, and disruptive technology

By Dawn Stover | Climate Change, Disruptive Technologies, Nuclear Risk

US trident missile test

The six best nuclear risk stories of 2019

By | Analysis, Nuclear Risk, Nuclear Weapons

People dance in Pyongyang on Dec. 24, 2019, the birthday of North Korean leader Kim Jong Un's late grandmother, Kim Jong Suk. (Photo by Kyodo News via Getty Images)

No Christmas gift from North Korea? Not so fast.

By Duyeon Kim | Columnists, Nuclear Risk, Nuclear Weapons

Best 2019 multimedia nuclear climate change technology

Our best video and audio: 2019 in multimedia

By Thomas Gaulkin | Climate Change, Disruptive Technologies, Doomsday Clock, Multimedia, Nuclear Weapons

A US Air Force commander simulates launching a nuclear weapon.

As the US, China, and Russia build new nuclear weapons systems, how will AI be built in?

By Matt Field | Disruptive Technologies, Nuclear Risk

Andrew Yang

Fact-check: Five claims about thorium made by Andrew Yang

By John Krzyzaniak, Nicholas R. Brown | Nuclear Energy, Opinion

US Advanced Hypersonic Weapon test

Hypersonic missiles: Three questions every reader should ask

By Ivan Oelrich | Analysis, Nuclear Risk

christmas illustration of north korea kim jong-un on horse as santa claus with nuclear missile

Santa Kim is coming to town—with North Korean gifts that keep on giving

By Ankit Panda | Analysis, Nuclear Risk