That was the moment when human beings first unleashed the power of the nucleus in an immense, blinding ball of fire above a ...

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, ...

In the shadow of a federal government shutdown, the site where the first atomic bomb was tested will not be open to the public this year. Located on White Sands Missile Range, the Trinity Site is ...

A revisit to the historic Trinity nuclear test reveals how the world's first atomic explosion in 1945 created a rare radioactive mineral called trinitite.

Samples of "trinitite" created during the world’s first nuclear bomb test in 1945 contain unique crystals never seen before.

Editor’s note: The Bulletin of the Atomic Scientists presents here, from its September 1946 issue, an eyewitness account of the first atomic bomb test in the Marshall Islands. In it, the author not ...