How close were the Nazis to developing an atomic bomb? The truth is that National Socialist Germany could not possibly have built a weapon like the atomic bombs dropped on Hiroshima or Nagasaki.

Photo: Atomic bomb test explosion in Alamagordo, New Mexico, July 16, 1945. AP/Wide World Photos In 1932, James Chadwick discovered the neutron, a small atomic particle with mass but no charge.

The museum label near Enola Gay only explains that the bomber dropped the first nuclear weapon used in war and does not touch on the destruction caused by the atomic bomb. The National Air and ...