Still from elin o’Hara slavick (with Madeline Richardson), "Holding History in Our Hand" (2024), video (all photos Christopher Wormald, courtesy Pitzer College Art Galleries, unless otherwise noted) ...

Watch how the first atomic bomb test unfolded, as scientists pushed the limits of physics in a race to end the war. Behind the scenes, there were real fears that the explosion could trigger a chain ...

Editor’s note: If you’d like to pinpoint the instant when the world entered the nuclear age, 5:29:45 a.m. Mountain War Time on 16 July 1945, is an excellent choice. That was the moment when human ...