South Korea

Why North Korea may use nuclear weapons first, and why current US policy toward Pyongyang is unsustainable

By Robert E. Kelly | Nuclear Risk, Nuclear Weapons

The guided-missile destroyer USS Chafee launches a Block V Tomahawk cruise missile, the weapon's newest variant, during a three day missile exercise. (U.S. Navy photo by Ensign Sean Ianno)

Why the US fixation on increased nuclear capability won’t deter China but could lead to instability and nuclear war

By Andrew Facini | Nuclear Weapons

Bigger isn’t always better: Why the US fails to deter North Korea, despite nuclear superiority

By Lauren Sukin | Nuclear Weapons

Watching Ukraine, South Korea and Japan eye nuclear weapons. Here’s what the US should do.

By Sayuri Romei | Nuclear Weapons

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

South Korean President Yoon aiming a large gun

Nuclear weapons gaffe in South Korea is a warning to leaders everywhere

By Janani Mohan | Nuclear Weapons, Opinion, Voices of Tomorrow

The US has a new nuclear proliferation problem: South Korea

By Lauren Sukin | 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

Will Seoul and Washington make Riyadh nuclear-weapons ready?

By Henry Sokolski | Nuclear Energy, Nuclear Weapons

North Korea’s state television released a propaganda video about its recent missile launch featuring Kim Jong Un. Screenshot accessed via Korea Now, the official YouTube Channel of the Yonhap News Agency, from the embedded video below. Yonhap is funded in whole or in part by the Korean government.

North Korea tests a banned missile—and glamorizes nuclear weapons

By Susan D’Agostino | Nuclear Risk, Nuclear Weapons

Idaho National Laboratory’s Fuel Conditioning Facility supports work to demonstrate the technical feasibility of a nuclear recycling technique called pyroprocessing. Photo Credit: Fuel Conditioning Fact Sheet, Idaho National Laboratory.

Why joint US-South Korean research on plutonium separation raises nuclear proliferation danger

By Jungmin Kang, Frank von Hippel | Analysis, Nuclear Energy, Nuclear Risk

South Korean missiles on display at the Korean War Memorial. Credit: Daniel Foster. Accessed via Flickr. CC BY-NC-SA 2.0.

How bad would a nuclear-armed South Korea be? Let us count the ways.

By Lauren Sukin | Nuclear Risk, Nuclear Weapons, Opinion