After three decades of uneasy slumber since the end of the Cold War, atomic weapons are back in the headlines. There were Vladimir Putin’s threats to use them in Ukraine or send them up into space.

The U.S. altered the course of history 80 years ago when it dropped the atomic bomb on Japan. It was an audacious move that ultimately led to the end of World War II. The motivation and secrecy ...

It's been just about 80 years since President Truman told the nation, August 6, 1945... (SOUNDBITE OF ARCHIVED RECORDING) HARRY S TRUMAN: A short time ago, an American airplane dropped one bomb on ...

John Hersey was a 32-year-old reporter who returned from Japan with in 1946 with a groundbreaking story that challenged U.S. government’s version of its atomic bomb attack on Hiroshima, showing the ...

In August of 1945, the United States dropped two atomic bombs on Japan—the only time in history that nuclear weapons have been used in combat. The bombings of Hiroshima and Nagasaki on August 6 and 9 ...

EDITOR'S NOTE: This month marked the dropping of the atomic bombs on Hiroshima and Nagasaki, Japan, helping bring an end to World War II. Myra Mansfield shares an excerpt of her ...

The story of the Atomic Age’s start is a fascinating one about the power of invention and a chilling one about its consequences. In “The Devil Reached Toward the Sky: An Oral History of the Making and ...

HARRY S TRUMAN: A short time ago, an American airplane dropped one bomb on Hiroshima and destroyed its usefulness to the enemy. That bomb has more power than 20,000 tons of TNT. SIMON: It was an ...