A secret detachment of military photographers documented America’s bomb tests.

This article appears in the August 2025 print edition with the headline “Damn You All to Hell!” When you buy a book using a ...

On this week’s “More To The Story,” Daniel Holz from the Bulletin of the Atomic Scientists discusses why the hands of the ...

Trudging through the ruins of Hiroshima after the US atom bombing four days before in 1945, five-year-old Masaki Hironaka ...

Seventy years ago, on September 17, 1955, a modified Convair B-36 departed Carswell Air Force Base in Texas. Legendary U.S.

A remote area of Kazakhstan was once home to nearly a quarter of the world’s nuclear testing. The impact on its inhabitants has been devastating.

Iran likely can resume uranium enrichment to make a nuclear bomb in a few months, despite damage to nuclear facilities by United States and Israel airstrikes, the United Nations' nuclear watchdog ...

Take an in-depth look at how the atomic bomb "Little Boy" worked, the first nuclear weapon ever used in warfare. Dropped on Hiroshima, Japan, on August 6, 1945, the bomb marked the beginning of ...

Unlike other countries that were able to develop nuclear weapons in secret, Iran cannot assume it will be able to keep its work hidden.

High school students in Hiroshima have completed artworks based on accounts given by atomic-bomb survivors in an effort to pass on the victims' memories to future generations.

How an atomic weapon is built, and what the recent Israeli and U.S. attacks on Iran may mean for the country’s nuclear ambitions.

A terrifying new simulation reveals what really happens when a nuclear bomb detonates—and the truth is more horrifying than you think. From blindness and third-degree burns two miles away to ...