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Li Po

(Encyclopedia)Li Po lē tī-bô [key], c.700–762, Chinese poet of the T'ang dynasty. He was born in what is now Sichuan prov. Most authorities believe that he was a Taoist; Li Po's unconcern for worldly prefermen...

Lagrange, Joseph Louis, Comte

(Encyclopedia)Lagrange, Joseph Louis, Comte zhôzĕfˈ lwē kôNt lägräNzhˈ [key], 1736–1813, French mathematician and astronomer, b. Turin, of French and Italian descent. Before the age of 20 he was professor...

abacus, in mathematics

(Encyclopedia)CE5 Chinese abacus: Numbers are represented by moving beads to the central crossbar. abacus ăbˈəkəs, əbăkˈ– [key], in mathematics, simple device for performing arithmetic calculations. Th...

Draper, John William

(Encyclopedia)Draper, John William, 1811–82, American scientist, philosopher, and historian, b. near Liverpool, England, M.D. Univ. of Pennsylvania, 1836. In 1839 he became professor of chemistry at the Univ. of ...

Comanche

(Encyclopedia)Comanche kəmănˈchē [key], Native North Americans belonging to the Shoshonean group of the Uto-Aztecan branch of the Aztec-Tanoan linguistic stock (see Native American languages). They originated f...

Auster, Paul

(Encyclopedia)Auster, Paul ôˈstər [key], 1947–, American writer, b. Newark, N.J. After publishing four volumes of poetry, he wrote his first novel, Squeeze Play (1982). A compelling storyteller, Auster became ...

Zeffirelli, Franco

(Encyclopedia)Zeffirelli, Franco frängˈkō zāf-fērĕlˈlē [key], 1923–2019, Italian opera, stage, and film director and designer, b. Florence as Gianfranco Corsi Zeffirelli. Zeffirelli had his first successe...

astronomy

(Encyclopedia)astronomy, branch of science that studies the motions and natures of celestial bodies, such as planets, stars, and galaxies; more generally, the study of matter and energy in the universe at large. ...

Jericho, city, West Bank

(Encyclopedia)Jericho jĕrˈĭkō [key] [Heb.,=fragrant, or city of the moon god], Arab. Ariha, town (2003 est. pop. 19,000), West Bank, in the Jordan valley N of the Dead Sea; nearby is the site of the ancient cit...

Kuiper, Gerard Peter

(Encyclopedia)Kuiper, Gerard Peter or Gerrit Pieter gĕrˈĭt pēˈtər kīˈpər [key], 1905–73, American astronomer, b. the Netherlands. Kuiper is considered to be the father of modern planetary science for his...