North Korea

Nuclear symbol inside the star of the North Korean Flag - the flag inside the shape of the country of North Korea

North Korea’s Nuclear Bomb: Can We Work Out Its Power?

How do we work out the size and nature of North Korea’s nuclear test? A physicist explains.

Five Myths About Missiles

We couldn’t necessarily destroy all of North Korea’s on the ground. Or in the air.

Donald Trump August 19, 2015 (Credit: Michael Vadon, Wikimedia Commons)

I’m a Nuclear Weapons Expert. Trump’s Presidency is My Personal Nightmare.

We’ve relied on mutually assured destruction to protect us from all-out nuclear war. It’s always been a fragile peace.

Flag of North Korea

Sanctions Against North Korea Consistently Fail. Why?

North Korea has been seeking to develop long-range missile technology for over 20 years.

Flag of North Korea

How North Korea Evades Sanctions in Southeast Asia: The Malaysia Case

Two companies with links to Pyongyang and Malaysia reveal how North Korea can skirt international restrictions.

Flag of North Korea

Kim Jong Un’s Quest for an ICBM

North Korea has at least four paths to a working ICBM, and they suggest a country that will likely succeed before too long.

North Korean WMD: A Guide to Online Resources

North Korean WMD: A Guide to Online Resources

Find the best online resources that are up-to-date or are older materials of importance, written in English.

Technology Based Sanctions and North Korea’s Missile Program

In the face of another successful ballistic missile test by North Korea, how effective are technology-based sanctions as a nonproliferation tool?

The Location of America’s Nuclear Submarines Isn’t Really a Secret

The Location of America’s Nuclear Submarines Isn’t Really a Secret

Donald Trump’s mistake wasn’t lack of discretion. It was being too clever by half.

North Korea Nuclear / Radiological

Have North Korea’s Missile Tests Paid Off?

North Korea’s missile tests may eventually result in a deployable ICBM.