U.S. Department of Energy Office of Science Office of Scientific and Technical Information

OSTI Kicks Off 70th Anniversary Year for Manhattan Project

President Roosevelt establishes the Manhattan Project
Why did they call it the Manhattan Project? Find out about this pivotal time in our nation's history when the U.S. government conducted a secret and massive nationwide enterprise that took science from the laboratory into combat with a new, world-changing weapon. Read about the establishment of the Manhattan Project, 1942, at the DOE R&D Accomplishments website. Get information on the early Manhattan Project days, including a map of project sites, key events, renowned scientists of the day and the many contributions from various sites around the country as the nation moved toward peaceful uses of atomic energy.

Last updated on Tuesday 17 September 2013