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

Ukraine

Thrips palmi

Russia finds another stage for the Ukraine “biolabs” disinformation show

By Filippa Lentzos, Jez Littlewood | Biosecurity

Ukraine forges ahead with nuclear power

By Dawn Stover | Nuclear Energy, Nuclear Waste

Russia-Belarus nuclear sharing would mirror NATO’s—and worsen Europe’s security

By Nikolai N. Sokov | Nuclear Weapons

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 security assurances are losing their clout as a nuclear nonproliferation instrument

By Ariel E. Levite | Nuclear Weapons

The A1 Verse: The world’s war machine

By Thomas Gaulkin | Special Topics

illustration of chess pieces made of flags of the nine nuclear weapons states falling over with Ukrainian flag in the background

Has the Russia-Ukraine war blown up the global nuclear order?

By Lauren Sukin | 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

young climate activists at cop25

Russia seeks to revoke citizenship from anti-war climate activist

By Andrew Roth | Climate Change

VIDEO – Zelensky’s journey: A standup comic stands up to Putin

By Thomas Gaulkin | Multimedia, Special Topics

A US Marine launches a lethal miniature aerial missile system during an exercise at Marine Corps Base Camp Pendleton, Calif. on Sept. 2, 2020. Credit: Jennessa Davey, US Marine Corps.

Phoenix Ghosts are part drones, part missiles. How does that change combat?

By Dan Gettinger | Disruptive Technologies, Technology and Security

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 Putin’s betrayal of Ukraine could trigger nuclear proliferation

By Steven Pifer | Nuclear Weapons, Opinion

The A1 Verse: The story of horrors

By Thomas Gaulkin | Special Topics