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

Ukraine

Russian soldiers. Russian Federation. Credit: Jesse. Accessed via Flickr. CC BY-SA 2.0.

Is Russia preparing for war?

By Lauren Sukin | Nuclear Risk, Nuclear Weapons

Russian President Vladmir Putin. Accessed via Wikimedia Commons. Credit: www.kremlin.ru, Creative Commons Attribution 3.0 Unported.

Biden threatened harsh sanctions should Russia invade Ukraine. Putin may not be deterred.

By David Cortright | Nuclear Risk, Nuclear Weapons, Opinion

Open Skies aircraft taking off

Five reasons why the US should not withdraw from the Open Skies Treaty

By Anna Péczeli | Nuclear Risk

A Turkish Bayraktar TB2 drone.

Turkey’s military drones: an export product that’s disrupting NATO

By Dan Gettinger | Disruptive Technologies

Fiona Hill speaks to impeachment committee. Here’s what she previously said about Putin in the Bulletin.

By Dan Drollette Jr | Analysis

Ukrainian troops

Impeachment backstory: The nuclear dimension of US security assistance to Ukraine

By Mariana Budjeryn | Analysis, Nuclear Risk

Trump’s former Russia expert to speak before Congress Monday. Here are her thoughts about Putin.

By Dan Drollette Jr | What We’re Reading

US Open Skies aircraft approaches a refueling aircraft

The Open Skies Treaty may be the next victim in a spiraling arms control extinction

By Lawrence J. Korb | Nuclear Risk, Opinion

Ordnance gathered in what the Ukraine government called an anti-terrorist operation in Eastern Ukraine.

War-related environmental disaster in Ukraine

By Kristina Hook, Richard “Drew” Marcantonio | Analysis, Investigative Reporting, Nuclear Risk, Special Topics, Voices of Tomorrow

Putin: The one-man show the West doesn’t understand

By Fiona Hill | Analysis, Nuclear Risk, Nuclear Weapons

Ban the bomb by… banning the bomb? – A Ukrainian response

By Polina Sinovets | Uncategorized

Former US ambassador to Russia Michael McFaul

By John Mecklin | Interviews