July 16 marks 80 years since the first atomic bomb was detonated. The specter of nuclear annihilation has been with us ever ...

The nuclear era began 80 years ago today, with the Trinity Test. Preparations for this day in history, July 16, 1945, began in January that year. Even without a field test, Maj. Gen. Leslie Groves, ...

A 1952 law that President Harry S. Truman opposed, calling it a step backward, now underpins many actions by the Trump ...