World War II Archives - Bulletin of the Atomic Scientists

World War II

Japanese military leaders aboard the USS Missouri

Japanese military leaders aboard the USS Missouri

What Europeans believe about Hiroshima and Nagasaki—and why it matters

By Benoît Pelopidas, Kjølv Egeland | Analysis, Hiroshima & Nagasaki, Nuclear Risk

In their own words: Trinity at 75

By Thomas Gaulkin | Nuclear Weapons

A cross taken from a Nagasaki cathedral after the atomic bombing gets returned 74 years later

By Matt Field | Hiroshima & Nagasaki, Nuclear Weapons

Operation Epsilon, a 2013 play performed at Boston’s Central Square Theater, is based on conversations among Germany’s top nuclear scientists while under surveillance by the Allies at an estate in England. Credit: A. R. Sinclair Photography

Operation Epsilon, a 2013 play performed at Boston’s Central Square Theater, is based on conversations among Germany’s top nuclear scientists while under surveillance by the Allies at an estate in England. Credit: A. R. Sinclair Photography

Scientific blinders: Learning from the moral failings of Nazi physicists

By Talia Weiss | Nuclear Risk, Nuclear Weapons, Voices of Tomorrow