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Alps

(Encyclopedia)Alps, great mountain system of S central Europe, c.500 mi (800 km) long and c.100 mi (160 km) wide, curving in a great arc from the Riviera coast on the Mediterranean Sea, along the borders of N Italy...

Burr, Aaron

(Encyclopedia)Burr, Aaron, 1756–1836, American political leader, b. Newark, N.J., grad. College of New Jersey (now Princeton). Soon after Hamilton's death, Burr left Washington on a journey to New Orleans, at t...

Van Buren, Martin

(Encyclopedia)Van Buren, Martin, 1782–1862, 8th President of the United States (1837–41), b. Kinderhook, Columbia co., N.Y. He was again the presidential candidate of the Democratic party in 1840, but he was ...

mountain climbing

(Encyclopedia)mountain climbing, the practice of climbing to elevated points for sport, pleasure, or research. Also called mountaineering, it is practiced throughout the world. Many mountain climbing clubs have...

antibiotic

(Encyclopedia)antibiotic, any of a variety of substances, usually obtained from microorganisms, that inhibit the growth of or destroy certain other microorganisms. Although for centuries preparations derived from ...

Hamilton, Alexander

(Encyclopedia)Hamilton, Alexander, 1755–1804, American statesman, b. Nevis, in the West Indies. By 1780 Hamilton had outlined a plan of government with a strong central authority to replace the weak system of t...

Franklin, Benjamin

(Encyclopedia)Franklin, Benjamin, 1706–90, American statesman, printer, scientist, and writer, b. Boston. The only American of the colonial period to earn a European reputation as a natural philosopher, he is bes...

Beijing

(Encyclopedia)Beijing pē-kĭng, pā– [key], city and independent municipality (2021 est. pop. 20,897,000), ...

mystery

(Encyclopedia)mystery or mystery story, literary genre in which the cause (or causes) of a mysterious happening, often a crime, is gradually revealed by the hero or heroine; this is accomplished through a mixture o...

rock music

(Encyclopedia)rock music, type of music originating in the United States in the mid-1950s and increasingly popular throughout much of the world. A turning point in rock music occurred in the mid-1970s in the ...

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