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

spent fuel reprocessing

Oklo collaborated with Gensler architects to design the Aurora Powerhouse, aiming for a simplified and streamlined construction capability. (Image by Gensler)

Nuclear energy could power the AI boom—but only if proliferation risks are minimized

By Miles A. Pomper, Yanliang Pan | Nuclear Energy, Nuclear Risk, Nuclear Waste, Nuclear Weapons

Nuclear industry wants Canada to lift ban on reprocessing plutonium, despite proliferation risks

By Gordon Edwards, Susan O’Donnell | Nuclear Energy, Nuclear Risk

A satellite image of China's demonstration plutonium reprocessing plant.

Pinpointing China’s new plutonium reprocessing plant

By Hui Zhang | Analysis, Nuclear Energy, Nuclear Waste

Plutonium storage at the Sellafield nuclear site.

Britain has 139 tons of plutonium. That’s a real problem.

By Christopher Fichtlscherer, Friederike Frieß, Moritz Kütt | Nuclear Risk, Opinion

Yucca Mountain facility

Argonne scientists say they’ve developed a better way to deal with nuclear waste—thanks to 3-D printers

By John Krzyzaniak | Analysis, Nuclear Energy

airplane on tarmac

Krypton 85 monitoring: Solution to clandestine reprocessing

By Michael Schoeppner | Analysis, Nuclear Risk

Forty years of impasse: The United States, Japan, and the plutonium problem

By Masafumi Takubo, Frank von Hippel | Uncategorized

Nuclear or not? The complex and uncertain politics of Japan’s post-Fukushima energy policy

By Masafumi Takubo | Uncategorized