May premium magazine: Early warnings and near misses

North Korea

Donald Trump and Kim Jong-un shake hands

The US must trade muscles for diplomacy to end the North Korean nuclear crisis

By Colleen Moore | Nuclear Weapons, Opinion

Some countries plan to decentralize control of nuclear weapons in a crisis. Here’s why that’s dangerous.

By Giles David Arceneaux | Nuclear Weapons

Victor Gilinsky offers a less optimistic view of North Korea’s negotiating tactics and nuclear program

By Victor Gilinsky | Nuclear Energy, Nuclear Weapons

Siegfried Hecker, a Senior Fellow at Los Alamos National Laboratory in New Mexico, testifies before the Senate Foreign Relations Committee 21 January, 2004 on Capitol Hill in Washington, DC. Hecker, who was a member of an unofficial US delegation that visited the controversial Yongbyon research complex this month, told lawmakers that North Korea can accumulate six Kilograms (13.2 pounds) a year of plutonium that could be used to make a nuclear weapon. "The five megawatt reactor has been re-started, it appears to be operating smoothly, providing heat and electricity, also accumulating approximately six kilograms (13.2 pounds) of plutonium per year in its spent fuel rods." Photo credit: Stephen Jaffe/AFP via Getty Images

An excerpt from “Hinge Points: An Inside Look at North Korea’s Nuclear Program”

By Siegfried S. Hecker, Elliot Serbin | Nuclear Energy, Nuclear Weapons

Donald Trump and Kim Jong Un shake hands

Interview: Siegfried Hecker on two decades of missed chances to deal with North Korea’s nuclear program

By John Mecklin | Nuclear Energy, Nuclear Weapons

The US has a new nuclear proliferation problem: South Korea

By Lauren Sukin | Nuclear Weapons

Why US policy on North Korea should prioritize nonproliferation, not denuclearization

By Jordan Chase, Eliana Johns | Nuclear Weapons

Image of an Iranian Fateh-110 missile being launched during the Great prophet-7 military exercise in 2012.

Triple threat: Russia, Iran, and North Korea trade arms to get around sanctions

By Darya Dolzikova, Daniel Salisbury | Nuclear Weapons

The 2022 nuclear year in review: A global nuclear order in shambles

By François Diaz-Maurin | Nuclear Energy, Nuclear Risk, Nuclear Weapons

As North Korea readies for a nuclear test, does it have a new doctrine?

By Hyun-Binn Cho, Ariel Petrovics | Nuclear Weapons

A test version of the new B61-12 guided nuclear bomb to be deployed in Europe as part of a modernization program. Photo from a video by Air Force Staff Sgt. Cody Griffith.

What the new posture review says—and does not say—about the future of nuclear weapons

By Victor Gilinsky | 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