The dropping of the atomic bomb on Hiroshima, Japan, effectively ended WWII, but took thousands of civilian lives. On August 6, 1945, the bomb was dropped on the city.

Atomic bombs work via nuclear fission. When enough radioactive material undergoes fission, it triggers a chain reaction, causing a massive explosion.

Physicist J. Robert Oppenheimer led the Manhattan Project to develop nuclear weapons during World War II and is perhaps best known as the "Father of the Atomic Bomb.” But he was a complicated man.

The letter titled “On My Participation in the Atom Bomb Project” was originally in German. It was sent to a Japanese ...

The atomic bomb was dropped in Hiroshima, Japan on Aug. 6, 1945, during World War II. A second bomb was dropped in Nagasaki three days later. The bombs forced the nation's surrender.

Christopher Nolan's "Oppenheimer" tells the story of who created the first atomic bomb. The Manhattan Project required a fair amount of quantum physics and complex science. Here's a list of ...

They still hadn’t found what they were looking for. So a desperate U2 made a drastic U-turn on the way to making their last classic album, 2004’s “How to Dismantle an Atomic Bomb,” which ...

U.S. physicist Robert Oppenheimer, left, points to a photograph of the atomic bomb explosion over Nagasaki, Japan, as scientist Henry D. Smyth, Maj. Gen. Kenneth D. Nichols, and scientist Glenn ...

Yahata is a 'hibakusha', a survivor of the atomic bomb dropped on the city of Hiroshima by the United States. The bomb killed tens of thousands instantly; scores more suffered long-lasting injuries.

Japan’s Hiroshima Mayor Kazumi Matsui on Wednesday encouraged President Trump to visit the city to understand the impact of ...

He tracked down the photographer and interviewed former showgirls who confirmed Miss Atomic Bomb’s stage name. But the woman’s real name still eluded him.

For instance, the atomic bomb dropped on Nagasaki in 1945 obliterated 2.6 square miles (6.2 square kilometers) of the city, according to ICAN, the International Campaign to Abolish Nuclear Weapons.