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

Russia-Ukraine war

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

By Giles David Arceneaux | Nuclear Weapons

Despite the risks, Russia continues to use Ukraine’s Zaporizhzhia nuclear plant as a source of leverage

By Darya Dolzikova | Nuclear Energy, Nuclear Risk

Illia Ponomarenko, former defense reporter for the Kyiv Independent.

Ukrainian journalist Illia Ponomarenko on the horror and absurdity of Russia’s senseless, existential war

By Susan D’Agostino | Analysis, Book Review, Nuclear Risk

Russia plans to restart Ukraine’s embattled Zaporizhzhia nuclear power plant. That won’t make the plant safer

By Ali Alkis | Nuclear Energy, Opinion

A soldier allegedly discussing chemical weapons.

Russia appears to be using chemical weapons in Ukraine. And admitting it.

By | Chemical Weapons

A male Ukrainian military soldier with a quadcopter control panel with a joystick and a screen.

AI in war: Can advanced military technologies be tamed before it’s too late?

By Steven Feldstein | Disruptive Technologies

Watch the 2025 Doomsday Clock announcement on January 28