Manhattan Project - Wikipedia
https://en.wikipedia.org/wiki/Manhattan_Project
The Manhattan Project was a research and development undertaking during World War II that produced the first nuclear weapons. It was led by the United States with the support of the United Kingdom and Canada.
Manhattan Project | Definition, Facts, & Significance | Britannica.com
https://www.britannica.com/event/Manhattan-Project
Jul 18, 2017 - Manhattan Project, U.S. government research project (1942–45) that produced the first atomic bombs. American scientists, many of them ...The Manhattan Project - Facts & Summary - HISTORY.com
www.history.com/topics/the-manhattan-project
Los Alamos is where the first known Manhattan Project bombs were built and tested. On July 16, 1945, in a remote desert location near Alamogordo, New Mexico, the first atomic bomb was successfully detonated—the Trinity Test—creating an enormous mushroom cloud some 40,000 feet high and ushering in the Atomic Age.The Manhattan Project [ushistory.org]
www.ushistory.org/us/51f.asp
Early in 1939, the world's scientific community discovered that German physicists had learned the secrets of splitting a uranium atom. Fears soon spread over ...
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