80th anniversary

Abstract digital artwork featuring colorful geometric shapes on the left and a stylized red-orange aircraft on the right, set against a purple background.

The 2025 nuclear year in review: Back to the Future Atomic Age

By François Diaz-Maurin | Nuclear Energy, Nuclear Risk, Nuclear Weapons

A Catholic priest in white liturgical vestments sprinkles holy water during a religious ceremony, with large candles in the background.

Catholic bishops remind political leaders that nuclear weapons are immoral

By John Wester | Nuclear Weapons

schematics of Fat Man bomb

Eighty years and 89 seconds: It’s time to fight against midnight

By Alexandra Bell | Magazine, Nuclear Risk, Opinion, Personal Essay, Special Topics

US President Barack Obama embraces an a-bomb victim at the Hiroshima Peace Memorial Park on May 27, 2016 in Hiroshima, Japan. It was the first time a US president made an official visit to Hiroshima, the site where the atomic bomb was dropped on August 6, 1945. (Photo by Atsushi Tomura/Getty Images)

Leaders shouldn’t just talk about Hiroshima and Nagasaki. They should visit.

By Alexandra Bell | Analysis, Hiroshima & Nagasaki, Nuclear Risk, Nuclear Weapons

These two locks are part of the implementation of the two-man-rule in a Minuteman ICBM launch control capsule. Photo by Craftsman2001; released into public domain by author.

Donald Trump can become a global hero by adopting the ‘two-person rule’ for nuclear weapons use

By John Mecklin | Analysis, Hiroshima & Nagasaki, Nuclear Risk, Nuclear Weapons

mass grave hiroshima 1945 atomic bomb

Reflections on Hiroshima and Nagasaki 80 years on

By Siegfried S. Hecker | Analysis, Hiroshima & Nagasaki, Nuclear Risk, Nuclear Weapons

A street scene with damaged buildings, rubble, a cyclist, pedestrians, and two trams in the city of Hiroshima showing signs of destruction.

The nuclear road not taken—and its consequences 80 years after the destruction of Hiroshima and Nagasaki

By Arjun Makhijani | Hiroshima & Nagasaki, Nuclear Energy, Nuclear Waste, Nuclear Weapons

Oppenheimer has become a folk hero. Kids should embrace his complexity

By Eric S. Singer | Nuclear Weapons, Opinion

General Groves invented the Atomic Bomb, not Oppenheimer

By Peder Anker | Nuclear Weapons, Opinion

Nuclear family: A child of the Manhattan Project contemplates its 80th anniversary

By Leslie Schover | Nuclear Weapons, Personal Essay

Atoms and Arroyos: The photographic legacy of Berlyn Brixner

By Edward Landa, Mary Nichols | Nuclear Weapons

In their own words: Trinity at 80

By Thomas Gaulkin | Nuclear Weapons