The Manhattan Project is the story of some of the most renowned scientists of the century combining with industry, the military, and tens of thousands of ordinary Americans working at sites across the country to translate original scientific discoveries into an entirely new kind of weapon. When the existence of this nationwide, secret project was revealed to the American people following the atomic bombings of Hiroshima and Nagasaki, most were astounded to learn that such a far-flung, government-run, top-secret operation existed, with physical properties, payroll, and a labor force comparable to the automotive industry.
The legacy of the Manhattan Project is immense. The advent of nuclear weapons not only helped bring an end to the Second World War but ushered in the atomic age and determined how the next war, the Cold War, would be fought. In addition, the Manhattan Project became the organizational model behind the remarkable achievements of American "big science" during the second half of the twentieth century.
Without the Manhattan Project, DOE, with its national laboratories — the jewels in the crown of the nation's science establishment, would not exist as it does in its present form. Following the end of the Cold War, the Department began a process to thoroughly document the project and preserve and interpret — in place, if possible, in a museum or other setting if necessary — the historically significant physical properties and artifacts from the Manhattan Project era.
Total deaths by the end of may have reached 80, Japan surrendered on August The debate over the bomb — whether there should have been a test demonstration, whether the Nagasaki bomb was necessary, and more — continues to this day. Caption: Fat man. Finally, the Manhattan Project remains to this day a controversial subject. In , however, the U. Database of Manhattan Project Veterans. Manhattan Project Timeline. Articles on Manhattan Project History.
Manhattan Project Key Documents. AHF News and Articles. Browse our collection of oral histories with workers, families, service members, and more about their experiences in the Manhattan Project. Skip to main content. The Manhattan Project.
History Page Type:. Manhattan Project History. Friday, May 12, Preliminary Organization The story of the Manhattan Project began in , when German scientists Otto Hahn and Fritz Strassmann inadvertently discovered nuclear fission. Atomic Archive. But if you see something that doesn't look right, click here to contact us! Subscribe for fascinating stories connecting the past to the present.
In the early s, the U. The atomic bomb, and nuclear bombs, are powerful weapons that use nuclear reactions as their source of explosive energy. Scientists first developed nuclear weapons technology during World War II.
Atomic bombs have been used only twice in war—both times by the United States The explosion immediately killed an estimated 80, people; tens of thousands more would later die of radiation On August 5, , representatives of the United States, Soviet Union and Great Britain signed the Limited Nuclear Test Ban Treaty, which prohibited the testing of nuclear weapons in outer space, underwater or in the atmosphere. The treaty, which President John F.
Kennedy signed An arms race occurs when two or more countries increase the size and quality of military resources to gain military and political superiority over one another. We talk about it not only as something that might happen, but something that will.
The phrase seems to have emerged during Live TV. This Day In History. History Vault.
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