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Rudolf

(Encyclopedia)Rudolf, 1858–89, Austrian archduke, crown prince of Austria and Hungary; only son of Emperor Francis Joseph and Empress Elizabeth. Upon his mysterious death at Mayerling near Vienna (officially decl...

aberration of starlight

(Encyclopedia)aberration of starlight, displacement of the apparent path of light from a star, resulting in a displacement of the apparent position of the star from its true position; discovered by the English astr...

Manchester, cities, United States

(Encyclopedia)Manchester. 1 Town (1990 pop. 51,618), Hartford co., central Conn.; settled c.1672, inc. 1823. Its sawmills and paper mills date from before the Revolutionary War. The city was also known for its prod...

Duprat, Antoine

(Encyclopedia)Duprat, Antoine äNtwänˈ düpräˈ [key], 1463–1535, chancellor of France and cardinal. First president of the Paris Parlement (1508), he was a trusted adviser of Louise of Savoy, who appointed hi...

Derwent Water

(Encyclopedia)Derwent Water, lake, 3 mi (4.8 km) long and 1 mi (1.6 km) wide, Cumbria, NW England, formed by a widening of the River Derwent. It is surrounded by wooded hills, with the Lodore (c.90 ft/27 m) and Bar...

Hart, H. L. A.

(Encyclopedia)Hart, H. L. A. (Herbert Lionel Adolphus Hart), 1907–92, British legal philosopher. A lawyer and trained philosopher—he was a legal positivist—Hart subjected legal concepts to scrutiny in such wo...

agnosticism

(Encyclopedia)agnosticism ăgnŏsˈtĭsĭzəm [key], form of skepticism that holds that the existence of God cannot be logically proved or disproved. Among prominent agnostics have been Auguste Comte, Herbert Spenc...

Agricola, Georgius

(Encyclopedia)Agricola, Georgius gāˈôrk bouˈər [key], 1494–1555, German physician and scientist, known as the father of mineralogy. He was a pioneer in physical geology and the first to classify minerals sci...

Sabatier, Paul, French Protestant clergyman and historian

(Encyclopedia)Sabatier, Paul, 1858–1928, French Protestant clergyman and historian; brother of Auguste Sabatier. Ill health required his withdrawal from the active ministry, and he went to Assisi, Italy; there he...

Pearson, Karl

(Encyclopedia)Pearson, Karl, 1857–1936, English scientist. He studied law, taught geometry, and applied mathematics and mechanics, and in 1911 became professor of eugenics at the Univ. of London and director of t...