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

Ukraine war

St Basil's cathedral, Red Square, Moscow

What do ordinary Russians think? Interview with a Russian independent reporter

By Dan Drollette Jr | Special Topics

Germany’s nuclear weapons policy and the war: Money for nukes, words for disarmament

By Moritz Kütt | Nuclear Risk, Nuclear Weapons

Heavy equipment in a quarry.

The war in Ukraine is hurting the transition to low-carbon technologies

By Paul Hockenos | Climate Change

М17, Kherson oblast, Ukraine, Kalanchats'kyi district

Damage to Ukraine’s renewable energy sector could surpass $1 billion

By Tom Johansmeyer | Climate Change, Nuclear Energy

US President Bill Clinton, Russian President Boris, Yeltsin, and Ukrainian President Leonid Kravchuk sign the Trilateral Agreement on transferring nuclear weapons from Ukraine to Russia and associated matters in Moscow, January 1994. Photo credit: Joseph P. Harahan, historian of the Defense Threat Reduction Agency, and the Clinton Presidential Library.

Why the Ukraine war does not mean more countries should seek nuclear weapons

By Jeffrey W. Knopf | Nuclear Weapons