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Lauterbur, Paul Christian

(Encyclopedia)Lauterbur, Paul Christian, 1929–2007, American chemist, b. Sidney, Ohio, Ph.D. Univ. of Pittsburgh, 1962. Lauterbur was (1969–85) a faculty member at the State Univ. of New York at Stony Brook (no...

Denis, Maurice

(Encyclopedia)Denis, Maurice môrēsˈ dənēˈ [key], 1870–1943, French painter and writer on art. His paintings, usually on religious themes, have not proved so influential as his art theories. As the spokesman...

Keats, Ezra Jack

(Encyclopedia)Keats, Ezra Jack, 1916–83, American author and illustrator of children's books, b. Brooklyn, N.Y., as Jacob Ezra Katz. During the Great Depression, he painted murals for the Works Progress Administr...

Forman, Miloš

(Encyclopedia)Forman, Miloš, 1932–2018, Czech-American filmmaker, b. Čáslav, Czechoslovakia (now in the Czech Republic), asJan Tomáš Forman. He attended film school in Prague and worked as a screenwriter and...

perspective

(Encyclopedia)perspective, in art, any method employed to represent three-dimensional space on a flat surface or in relief sculpture. Although many periods in art showed some progressive diminution of objects seen ...

di Suvero, Mark

(Encyclopedia)di Suvero, Mark dē so͞oˈvərō [key], 1933–, American sculptor, b. Shanghai. Di Suvero's major works are constructions of massize pieces of steel, huge weathered timbers, tires, chains, and rope....

Hyatt, John Wesley

(Encyclopedia)Hyatt, John Wesley, 1837–1920, American inventor, b. Starkey, N.Y. He is known especially for his development of celluloid; with his brothers, he began its manufacture in 1872. He also invented the ...

Burnham, Sherburne Wesley

(Encyclopedia)Burnham, Sherburne Wesley, 1838–1921, American astronomer, b. Thetford, Vt. After serving as observer at Dearborn Observatory, Chicago (1877–81, 1882–84), and as astronomer at Lick Observatory (...

Newcomb, Simon

(Encyclopedia)Newcomb, Simon no͞oˈkəm, nyo͞oˈ– [key], 1835–1909, American astronomer, b. Nova Scotia, grad. Lawrence Scientific School, Harvard, 1858. Living in the United States from 1853, he was appointe...

ballistics

(Encyclopedia)ballistics bəlĭsˈtĭks [key], science of projectiles. Interior ballistics deals with the propulsion and the motion of a projectile within a gun or firing device. Its problems include the ignition a...