The atomic bomb was invented in 1933 (by Leo Szilard) and finally built in 1945 (by the US Manhattan Project, which involved hundreds of thousands of people). It was duplicated in 1949 (by the USSR, assisted by information from spies in the US project).
It was already in "mass production" by both the US and USSR by the early 1950s , thus not invented by anyone in the 1950s.
No german, the inventor of the atom bomb was a hungarian.
To prepare people for a possible atomic bomb attack
Leo Szilard invented the atomic bomb & reactor in 1933 as an improved means of transmuting elements. His 1934 patent on this invention also made claims for use in explosives or power generation.
The atomic bomb was invented in 1933 by Leo Szilard, but could not be built until 1945.The hydrogen bomb was invented in 1943 during discussions of possible atomic bomb designs (but it was not recorded who proposed the idea, although Edward Teller became its main proponent), but could not be built until 1952.
it was invented in ww2 when USA atomic bombed two cities in japan.Hiroshima and Nagasaki.this attack caused japan to surrender,and ww2 to be over
The atomic bomb that destroyed Nagasaki and Hiroshima, Japan.
the atomic bomb was not discovered, it was invented then built.
Never! Leo Szilard invented the atomic bomb in 1933.
The atomic bomb is an artefact, and so an invention. Maybe you meant to ask who invented the atomic bomb ?
1950s by Louis Essen.
Neither invented the atomic bomb, Leo Szilard invented it in 1933.
in the 1950s
Nobel invented dynamite, not atomic bombs.
The atomic bomb was not invented by a project, it was invented by Leo Szilard in 1933.However the Manhattan Project built the first ones in 1945.
Einstein did not invent the atomic bomb, Leo Szilard did.
No, he didn't. Leo Szilard invented the atomic bomb.
The A-Bomb was invented in 1945.