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cosmic rays

(Encyclopedia)cosmic rays, charged particles moving at nearly the speed of light reaching the earth from outer space. Primary cosmic rays consist mostly of protons (nuclei of hydrogen atoms), some alpha particles (...

Snowdon, Antony Charles Robert Armstrong-Jones, 1st Earl of

(Encyclopedia)Snowdon, Antony Charles Robert Armstrong-Jones, 1st Earl of, 1930–2017, British photographer. Educated at Eton and Cambridge, he married Princess Margaret in 1960 and was created earl the following ...

Panama City

(Encyclopedia)Panama City, city (1990 pop. 34,378), seat of Bay co., NW Fla., on St. Andrews Bay; inc. 1909. A Gulf Coast resort with amusement parks and excellent fishing, it is also a port of entry. The city's in...

Gregory, James

(Encyclopedia)Gregory, James, 1638–75, Scottish mathematician. He invented a reflecting telescope (1661), which he described in his Optica promota (1663). In 1668 he became professor of mathematics at the Univ. o...

Ferrier, James Frederick

(Encyclopedia)Ferrier, James Frederick fĕrˈēər [key], 1808–64, Scottish philosopher. He was a professor at Edinburgh (1842–45) and at St. Andrews from 1845 until his death. His major work, the Institutes of...

Playfair, John

(Encyclopedia)Playfair, John, 1748–1819, Scottish mathematician, physicist, and geologist. He was educated at St. Andrews and Edinburgh and taught first mathematics and then physics and astronomy at the latter un...

Salisbury, Robert Arthur Talbot Gascoyne-Cecil, 3d marquess of

(Encyclopedia)Salisbury, Robert Arthur Talbot Gascoyne-Cecil, 3d marquess of sôlzˈbərē [key], 1830–1903, British statesman. He entered Parliament in 1853 as a Conservative and devoted himself for 50 years to ...

Salisbury, Robert Cecil, 1st earl of

(Encyclopedia)Salisbury, Robert Cecil, 1st earl of, 1563–1612, English statesman; son of William Cecil, Baron Burghley. He entered Parliament and came gradually to rank second only to his father as adviser to Que...

Melville, Andrew

(Encyclopedia)Melville, Andrew, 1545–1622, Scottish religious reformer and scholar. He studied abroad, came under the influence of Theodore Beza, and was a professor at Geneva. He was principal (1574–80) of the...

Foster, Norman Robert, Baron Foster of Thames Bank

(Encyclopedia)Foster, Norman Robert, Baron Foster of Thames Bank, 1935–, British architect, b. Manchester, grad. Manchester Univ. school of architecture (1961), Yale school of architecture (M.A., 1962). Foster an...