In 1949, the Soviet Union detonated its first atomic bomb years ahead of Western expectations. The achievement resulted from an intense domestic scientific effort supported by intelligence gathered ...

Oct. 14—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 ...

Barbara Scollin, grandniece of Major General Kenneth D. Nichols, continues her series on his life. Ample reasons, most notably leadership skills, personality traits and qualifications, led to choosing ...

When it comes to marking anniversaries of the atomic bomb, there are a few obvious choices. July 16, 1945, was the date of the Trinity test, the first nuclear explosion, and has been used by some as ...

The Rulison test — conducted at a depth of 8,425 feet — was the deepest subterranean nuclear-bomb detonation conducted in U.S. history.