Las Vegas News Bureau photographer Don English snapped a striking image of a model wearing a mushroom cloud swimsuit who was ...

Photo: Atomic bomb test explosion in Alamagordo ... Using Bohr's liquid drop model of the nucleus, they suggested that when split, both halves of the atom would have a positive charge and would ...

On July 16, 1945, at exactly 5:29:45 a.m., the world entered the atomic age, with the successful testing of the most powerful weapon known to man. "Gadget," the first atomic bomb — a 6-foot ...

He suggested that an atom was a tiny solid ball. He published his ideas in 1803. This atomic model has changed over time. Scientists used the model to make predictions. Sometimes the results of ...

In 1913, Niels Bohr revised Rutherford's model by suggesting that the electrons ... However, there was still a difference between the atomic number of the atom and the atomic mass.

In response to a question posed by an American historian, the U.S. military announced for the first time in 1983 that eight service members of the Army and two from the Navy died in the atomic bom ...