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The idea for the atomic bomb was patented by Hungarian physicist Leó Szilárd in 1934.
Enrico Fermi, member of the scientific team working on the Manhattan Project, achieved the world's first sustained and controlled nuclear chain reaction at the University of Chicago on December 2, 1942, which led to the creation of the first atomic bomb.

History of nuclear weapons


Nuclear weapons possess enormous destructive power derived from nuclear fission or combined fission and fusion reactions. Starting with scientific ...

Atomic Bomb | HISTORY


At approximately 8.15am on 6 August 1945 a US B-29 bomber dropped an atomic bomb on the Japanese city of Hiroshima, instantly killing around 80,000 ...

The Atomic Bomb aka The Manhattan Project - Inventors - About.com


History of the Atomic - The Manhattan Project ... The most complicated issue to be addressed in making of an atomic bomb was the production of ample amounts ...

A timeline of nuclear innovations and famous figures in radiation history and the building of the atomic bomb More »
By Mary Bellis, About.com Guide

Atomic bomb dropped on Hiroshima - Aug 06, 1945 - HISTORY.com


On this day in History, Atomic bomb dropped on Hiroshima on Aug 06, 1945. Learn more about what happened today on History.

Nuclear weapons timeline - ICAN | International Campaign to ...


UN calls for elimination of atomic weapons ... France explodes its first atomic bomb in the Sahara desert. ... It is the largest anti-war demonstration in history.

Who Built the Atomic Bomb? | Atomic Heritage Foundation


... nations thought impossible. How did the United States achieve the remarkable feat of building an atomic bomb? ... Built the Atomic Bomb? History Page Type:.

The Manhattan Project [ushistory.org]


U.S. History · ushistory.org ..... Gadget This once classified photograph features the first atomic bomb — a weapon that atomic scientists had nicknamed "Gadget.

Read "The Development and Proliferation of Nuclear Weapons"


Should the Germans be the first to develop the envisaged "atomic bomb," Hitler would have a weapon at his disposal that would make it possible for him to ...

Popular Q&A
Q: How many nuclear bombs have been detonated in history?
A: Total number of U.S. nuclear weapons detonated 1,030 Total Read More »
Source: www.chacha.com
Q: How many nuclear bombs has the US dropped in history?
A: The U.S. has only dropped atomic bombs in Hiroshima and Read More »
Source: www.chacha.com
Q: How was a nuclear bomb built?
A: I suggest reading Richard Rhodes books: The Making Of The Atomic Bomb. and. Dark Sun. They can explain it more clearly than can be done here. Read More »
Source: wiki.answers.com
Q: What materials are in a nuclear bomb?
A: It's actually pretty simple. You need high explosive, either in a sphere (implosion type) or a slug (gun type) and some form of fissile fuel; either refined ura... Read More »
Source: wiki.answers.com
Q: What are the disadvantage of nuclear bombs.
A: the fallout plus the global effect's explosion can raise temperature's globally by 20 degrees which in many way's.is alot. Read More »
Source: www.answers.com