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

United States

Question for the candidates: What will you do if Iran gets the bomb?

By Henry Sokolski | Nuclear Weapons

Question for the candidates: What will you do to avoid a nuclear arms race with Russia and China?

By Steven Pifer | Nuclear Weapons

Question for the candidates: Should the president retain the sole authority to order the use of nuclear weapons?

By Mackenzie Knight | Nuclear Weapons

Question for the candidates: Do you agree with other world leaders that the use of—or threat to use—nuclear weapons is “inadmissible”?

By Daryl G. Kimball | Nuclear Weapons

Question for the candidates: How many nuclear warheads does the United States need?

By Tom Z. Collina | Nuclear Weapons

US states aren’t even close to taking full advantage of IRA tax credits for climate action

By Syris Valentine | Climate Change

Missiles on the move: Why US long-range missiles in Germany are just the tip of the iceberg

By Alexander Graef, Tim Thies | Nuclear Weapons

Eastern Europe’s purchase of US nuclear reactors is primarily about military ties, not climate change

By Maha Siddiqui, M.V. Ramana | Nuclear Energy

A large screen on a street in Beijing shows a Chinese military plane participating in a three-day air and sea exercise around Taiwan that began on April 8, 2023.

How to manage and de-risk an emerging Cold War II with China

By Robert Daly, Robert Litwak | Analysis, Nuclear Risk

Beijing is unavailable to take your call: Why the US-China crisis hotline doesn’t work

By Christian Ruhl | Nuclear Risk, Nuclear Weapons

Congress will hold a hearing about the Sentinel missile’s exploding budget, but is it too little, too late?

By Chloe Shrager | Nuclear Weapons

Why the West should take Russia’s nuclear threats more seriously

By Giles David Arceneaux | Nuclear Weapons