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Fermi, Enrico

(Encyclopedia)Fermi, Enrico ĕnrēˈkō fĕrˈmē [key], 1901–54, American physicist, b. Italy. He studied at Pisa, Göttingen, and Leiden, and taught physics at the universities of Florence and Rome. He contribu...

atomic bomb

(Encyclopedia)atomic bomb or A-bomb, weapon deriving its explosive force from the release of nuclear energy through the fission (splitting) of heavy atomic nuclei. The first atomic bomb was produced at the Los Alam...

Rosenberg Case

(Encyclopedia)Rosenberg Case, in U.S. history, a lengthy and controversial espionage case. In 1950, the Federal Bureau of Investigation arrested Julius Rosenberg (1918–53), an electrical engineer who had worked (...

Teller, Edward

(Encyclopedia)Teller, Edward, 1908–2003, American physicist, b. Budapest, Hungary, Ph.D. Univ. of Leipzig, 1930, where he studied under Werner Heisenberg. Fleeing the Nazis, he came to the United States in 1935 a...

Manhattan Project

(Encyclopedia)Manhattan Project, the wartime effort to design and build the first nuclear weapons (atomic bombs). With the discovery of fission in 1939, it became clear to scientists that certain radioactive materi...

Los Alamitos

(Encyclopedia)Los Alamitos lôs ăləmēˈtəs, lŏs [key], city (1990 pop. 11,676), Orange co., NE of Long Beach, S Calif., in a suburban area; inc. 1960. Los Alamitos Racetrack and U.S. military installations are...

Bohr, Niels Henrik David

(Encyclopedia)Bohr, Niels Henrik David bōr [key], 1885–1962, Danish physicist, one of the foremost scientists of modern physics. He studied at the Univ. of Copenhagen (Ph.D. 1911) and carried on research on the...

Oppenheimer, J. Robert

(Encyclopedia)Oppenheimer, J. Robert ŏpˈənhīˌmər [key], 1904–67, American physicist, b. New York City, grad. Harvard (B.A., 1925), Ph.D. Univ. of Göttingen, 1927. He taught at the Univ. of California and t...

Los Altos

(Encyclopedia)Los Altos lôs ălˈtōs, lŏs [key], residential city (1990 pop. 26,303), Santa Clara co., W Calif.; inc. 1952. There is diversified light manufacturing. ...

Los Angeles

(Encyclopedia)Los Angeles lôs ănˈjələs, lŏs, ănˈjəlēzˌ [key], city (1990 pop. 3,485,398), seat of Los Angeles co., S Calif.; inc. 1850. A port of entry on the Pacific coast, with a fine harbor at San Ped...
 

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