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modem

(Encyclopedia)modem [modulator/demodulator], an external device or internal electronic circuitry used to transmit and receive digital data over a communications line normally used for analog signals. A modem attach...

Nehru, Jawaharlal

(Encyclopedia)Nehru, Jawaharlal jəwähərlälˈ nāˈro͞o, nĕˈ– [key], 1889–1964, Indian statesman, b. Allahabad (now Priyagraj); son of Motilal Nehru. A politician and statesman of great skill, Nehru was e...

Peale, Charles Willson

(Encyclopedia)Peale, Charles Willson pēl [key], 1741–1827, American portrait painter, naturalist, and inventor, b. Queen Annes County, Md. Charles Willson Peale's brother James Peale, 1749–1831, b. Cheste...

Oregon Trail

(Encyclopedia)Oregon Trail, overland emigrant route in the United States from the Missouri River to the Columbia River country (all of which was then called Oregon). The pioneers by wagon train did not, however, fo...

Saint Louis

(Encyclopedia)Saint Louis lo͞oˈĭs [key], city (1990 pop. 396,685), independent and in no county, E Mo., on the Mississippi River below the mouth of the Missouri; inc. as a city 1822. St. Louis has long been a ma...

Rubens, Peter Paul

(Encyclopedia)Rubens, Peter Paul, 1577–1640, foremost Flemish painter of the 17th cent., b. Siegen, Westphalia, where his family had gone into exile because of his father's Calvinist beliefs. Almost every princ...

Elements (table)

(Encyclopedia)Elements 1 Parentheses indicate most stable isotope; brackets enclose lower and upper bounds of weight variation. ...

energy

(Encyclopedia)CE5 Relations between potential energy (PE) and kinetic energy (KE) for a swinging pendulum energy, in physics, the ability or capacity to do work or to produce change. Forms of energy include hea...

Indian National Congress

(Encyclopedia)Indian National Congress, Indian political party, founded in 1885. Its founding members proposed economic reforms and wanted a larger role in the making of British policy for India. By 1907, however, ...

Springfield

(Encyclopedia)Springfield. 1 City (1990 pop. 105,227), state capital and seat of Sangamon co., central Ill., on the Sangamon River; settled 1818, inc. as a city 1840. In a rich agricultural region (sorghum, corn, c...