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

Iran

UN/IAEA inspectors examine suspect equipment in Iraq following the 1991 Gulf War. Photo Credit: IAEA Action Team

How the IAEA verifies if a country’s nuclear program is peaceful or not: The legal basis

By Laura Rockwood | Nuclear Risk, Nuclear Weapons

What is the International Emergency Economic Powers Act (IEEPA)?

Where does Trump get the power to reimpose sanctions?

By Aaron Arnold | Analysis

President Trump signs an Executive Order on Iran sanctions on August 5, 2018.

Will Iran go nuclear over reimposed sanctions?

By Ezra Friedman | Nuclear Risk, Nuclear Weapons, Voices of Tomorrow

Time for a nuclear pause agreement?

By Adam M. Scheinman | Nuclear Risk, Nuclear Weapons

Launch of a missile defense interceptor from Vandenburg Air Force Base in California.

US Ground-based midcourse missile defense: Expensive and unreliable

By Laura Grego | Nuclear Risk, Nuclear Weapons

Nuclear Roundup: 4/4/2018

By Jodi Lieberman | Nuclear Roundup

Through a fractured looking-glass: Trump’s nuclear decisions so far

By Sharon Squassoni | Nuclear Weapons

Noam Chomsky: In the Trump era, severe threats to “organized human life”

By Lucien Crowder | Climate Change, Nuclear Weapons

How Iran’s hybrid-war tactics help and hurt it

By Melissa G. Dalton | Special Topics, Technology and Security

China’s proper role in the global nuclear order – A Chinese response

By Hua Han | Uncategorized

Seeking a path toward missile nonproliferation – An Indian response

By Waheguru Pal Singh (WPS) Sidhu | Uncategorized

North Korea, nuclear weapons, and the search for a new path forward – A Chinese response

By Dingli Shen | Uncategorized