History

History

This section provides an overview of the history of the Manhattan Project, the key organizations involved, the science behind the bomb, and more.
A billet of uranium

Uranium

By 1938, the confused chemistry of uranium became the "topic of the day" at laboratories everywhere.
The USS Indianapolis before the war

USS Indianapolis

The USS Indianapolis was a US Navy cruiser that delivered the components of the Little Boy atomic bomb to Tinian Island. It was later sunk by a Japanese submarine in what became the worst naval disaster in US history.
The Los Alamos Water Boiler reactor, circa 1944

Water Boiler Reactor

By harnessing uranium in its liquid form, the Water Boiler reactor helped scientists learn how to best build the atomic bomb.
A worker at Hanford

Who Built the Atomic Bomb?

The US accomplished what other nations thought impossible. How did the United States achieve the remarkable feat of building an atomic bomb?
Women going to work at the Y-12 Plant at Oak Ridge

Women and the Bomb

Women played a very important role in varying aspects of the Manhattan Project.
WACs, Oak Ridge, 1945.

Women's Army Corps (WAC)

The Women’s Army Corps (WAC) was established during World War II as the women’s branch of the U.S. Army.
The Pajarito Plateau

World War II and New Mexico

World War II was a formative period in the history of New Mexico.
Lewis Strauss

ZORC Conspiracy

Lewis Strauss led a far-reaching campaign to defame and discredit Oppenheimer prior to the revocation of his security clearance.

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