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Winston Churchill was a politician, a soldier, an artist, and the 20th century's most famous and celebrated Prime Minister. His father was Lord Randolph Churchill, a Nineteenth Century Tory politician. He was educated at Harrow and at Sandh... |
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Albert Einstein was a German-born theoretical physicist. Einstein developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics). Einstein's work is also known for its influence on the philosophy... |
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Thirty-Second President USA, 1933-1945. Assuming the Presidency at the depth of the Great Depression, Franklin D. Roosevelt helped the American people regain faith in themselves. He brought hope as he promised prompt, vigorous action, and a... |
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Niels Henrik David Bohr was a Danish physicist who made fundamental contributions to understanding atomic structure and quantum mechanics, for which he received the Nobel Prize in Physics in 1922. He was also part of the team of physicists... |
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Sir James Chadwick was an English Nobel laureate in physics awarded for his discovery of the neutron.
In 1932, Chadwick discovered a previously unknown particle in the atomic nucleus. This particle became known as the neutron because of... |
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Harry Truman was president of America (1945-1952) after the death of F.D. Roosevelt in April 1945. Harry Truman gave the order for the atomic bombs to be dropped on Hiroshima and Nagasaki and he represented the United States at Potsdam, the... |
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Enrico Fermi was an Italian-born, naturalized American physicist particularly known for his work on the development of the first nuclear reactor, Chicago Pile-1, and for his contributions to the development of quantum theory, nuclear and pa... |
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John von Neumann was a Hungarian American mathematician who made major contributions to a vast range of fields, including set theory, functional analysis, quantum mechanics, ergodic theory, continuous geometry, economics and game theory, co... |
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Julius Robert Oppenheimer was an American theoretical physicist and professor of physics at the University of California, Berkeley. He is among the persons who are often called the "father of the atomic bomb" for their role in the Manhattan... |
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Richard Phillips Feynman was an American physicist known for the path integral formulation of quantum mechanics, the theory of quantum electrodynamics and the physics of the superfluidity of supercooled liquid helium, as well as work in par... |
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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. From 1942 to 1946, the project... |
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The United States detonated two nuclear weapons over the Japanese cities of Hiroshima and Nagasaki on August 6 and 9, 1945, respectively, with the consent of the United Kingdom, as required by the Quebec Agreement. The two bombings killed b... |
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