The “Trinity” test, as it was secretly known, was the first nuclear detonation by the American military, occurring on July 16, 1945. That test resulted in the distribution of radioactive ...

The White House released a message from President Donald Trump on the same day, hailing the Trinity detonation as "a remarkable feat" and the culmination of the Manhattan Project "which helped end ...

On July 16, 1945, the world's first atomic weapon was tested in New Mexico in the United States. This plutonium atomic bomb was called Trinity and it marked the beginning of the nuclear age.

Robert Oppenheimer, director of the Manhattan Project and its top-secret research site at Los Alamos, New Mexico, named the site Trinity after a poem by John Donne that he had shared with his ...

"Gadget," the first atomic bomb — a 6-foot sphere with a grapefruit-sized Plutonium core, covered in cables — was born out of the Albert Einstein-inspired Manhattan Project, and was detonated ...