US attacks Iran

Iranian flags wave in front of a nuclear power plant complex with a dome-shaped reactor building and a tall red-and-white smokestack in the background.

Trump’s ‘a whole civilization will die’ threat against Iran exploits long-standing ambiguity over what Washington considers legal in war

By Ali Alkis, Ludovica Castelli | Analysis, Nuclear Risk

A sign in Arabic and English: Drinking Water

Desalination, water, and war

By Peter Gleick | Climate Change

A soldier in camouflage uniform and helmet stands guard with a rifle in front of a large industrial building with smokestacks under a partly cloudy sky.

From Zaporizhzhia to Natanz, nuclear piracy is equally dangerous—and illegal

By Ali Alkis | Nuclear Energy, Nuclear Weapons

Tehran’s no good, very bad options, and why only diplomacy can head off an Iranian bomb

By Pranay Vaddi | Nuclear Energy, Nuclear Risk, Nuclear Weapons

US Defense Secretary Pete Hegseth (left) and Air Force Gen. Dan Caine, chairman of the Joint Chiefs of Staff, talked Sunday about the US strike on Iranian nuclear facilities.

The US strike on Iran’s nuclear sites: preliminary thoughts on the outcomes

By Herbert Lin | Analysis, Nuclear Risk, Nuclear Weapons