The Manhattan Project

The Manhattan Project -

was the codename for a project conducted during World War II to develop the first atomic bomb. The project's roots lay in scientists' fears since the 1930s that Nazi Germany was also investigating nuclear weapons of its own. Born out of a small research program in 1939, the Manhattan Project eventually employed more than 130,000 people and cost nearly US $2billion ($22 billion in current value). It resulted in the creation of multiple production and research sites that operated in secret