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

Analysis

Good, bad, ugly, relieved: Reactions to the Supreme Court decision on the EPA and climate change

By John Mecklin | Analysis, Climate Change

A technician prepares salts for use in MSRE in 1964. By Oak Ridge National Laboratory. Accessed via Flickr. CC BY 2.0.

Molten salt reactors were trouble in the 1960s—and they remain trouble today

By M.V. Ramana | Analysis, Nuclear Energy, Nuclear Risk, Nuclear Waste

Newsstand. Credit: Claudio Schwarz. Unsplash License. https://unsplash.com/photos/C-F0o855g74

During an ‘epidemic’ of news avoidance, moderation is key

By Susan D’Agostino | Analysis, Climate Change, Disruptive Technologies, Nuclear Risk, Nuclear Weapons

Review: India’s “Rocket Boys” series fetishizes science—and the atomic bomb—in a dangerous way

By Urvashi Sarkar | Analysis, Nuclear Energy, Nuclear Weapons

Making sense of North Korea’s recent ICBM and (possible) nuclear tests

By Seiyeon Ji, Victor Cha | Analysis, Nuclear Weapons

Essays: Why the Marshall Islands’ nuclear history still matters today

By Rose Gottemoeller, Sally Clark | Analysis, Nuclear Weapons, Personal Essay

A current security imperative: the US role in the Marshall Islands

By Rose Gottemoeller | Analysis, Nuclear Weapons, Personal Essay

Rebuttal: Current nuclear weapons policy not safe or sane

By Stewart Prager, Alan Kaptanoglu | Analysis, Nuclear Risk, Nuclear Weapons

conifers and mist

Plant power: Burning biomass instead of coal can help fight climate change—but only if done right

By Raymond Pierrehumbert | Analysis, Climate Change

seedling

Wood-burning: carbon hero or carbon villain? Q&A with forest modeling scientist Michael Ter-Mikaelian

By Dan Drollette Jr | Analysis, Climate Change

clearcut in British Columbia

“Sustainable biomass”— A paper tiger when it comes to reducing carbon emissions

By Mary S. Booth | Analysis, Climate Change

fire closeup

Introduction: Can we grow and burn our way out of climate change?

By Dan Drollette Jr | Analysis, Climate Change

Watch the 2025 Doomsday Clock announcement on January 28