At 5:29 a.m. on July 16, 1945, the desert near Alamogordo, New Mexico, briefly became a furnace unlike any on Earth’s surface. The world’s first nuclear bomb test vaporized steel, copper, cables, ...

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 ...

The photographic record presented in “Trinity” reflects the painstaking preparations and arduous work of men who toiled ...

On August 6, 1945, the United States dropped an atomic bomb on Hiroshima, Japan. That first-ever use of an atomic weapon killed an estimated 140,000 people in all, most of whom were civilians. Three ...