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

Ukraine

A biological weapons threat to Ukraine is a biological weapons threat to the world

By Asha M. George | Biosecurity

IAEA director general meeting with Ukraine officials

How the IAEA can help nuclear power plants in Ukraine’s war zone

By Noah C. Mayhew | Nuclear Energy, Opinion, Voices of Tomorrow

The science says that children experience better mental health outcomes when their caregivers talk with them about difficult subjects, including war and nuclear threats. Credit: Ben Wicks. Unsplash license. https://unsplash.com/photos/iDCtsz-INHI

How to talk to your kids about the war in Ukraine

By Susan D’Agostino | Analysis, Nuclear Risk, Nuclear Weapons

Why—and how—the world should condemn Putin for waving the nuclear saber

By Pavel Podvig | Nuclear Risk, Nuclear Weapons

ice melting on a siberian lake

Russia’s war has chilling effect on climate science as Arctic temperatures soar

By Jessica McKenzie | Climate Change

Roman Abramovich.

Were Ukrainian peace negotiators poisoned?

By Matt Field | Analysis

Stepnogorsk biologial weapons plant.

Amid false Russian allegations of US “biolabs” in Ukraine, it’s worth asking: What is a bioweapon?

By Matt Field | Disruptive Technologies

Wildfires break out in Chernobyl amid a non-functioning radiation-monitoring system

By Susan D’Agostino | Nuclear Energy, Nuclear Risk

The Russian attack on the Zaporizhzhia nuclear power plant

Could an attack on Ukrainian nuclear facilities cause a disaster greater than Chernobyl? Possibly, simulations show.

By Jungmin Kang, Eva Lisowski | Nuclear Energy, Nuclear Risk

VIDEO: Which war crimes might Russians have committed in Ukraine?

By Thomas Gaulkin | Special Topics

Russian troops undergo training

Russia’s non-proliferation disinformation campaign

By Abigail Stowe-Thurston | Chemical Weapons

10 must-read Twitter threads on the war in Ukraine

By Dawn Stover | Biosecurity, Nuclear Energy, Nuclear Weapons