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Habash al-Hasib

(Encyclopedia)Habash al-Hasib häbäshˈ äl-häsēbˈ [key], d. c.870, Arab mathematician and astronomer. Habash al-Hasib was born in what is now Mary, Turkmenistan, and worked in Baghdad. He calculated tables of ...

Ganesa

(Encyclopedia)Ganesa gənāˈsə [key], b. 1507, d. after 1564, Indian astronomer. As a boy of 13 in a village N of Mumbai, Ganesa wrote a treatise on astronomy, the Grahalaghava, which has often been reprinted and...

Atwater, Wilbur Olin

(Encyclopedia)Atwater, Wilbur Olin, 1844–1907, American agricultural chemist, b. Johnsburg, N.Y. He was professor at several American universities and helped to set up and later became director of the first state...

Rattigan, Sir Terence Mervyn

(Encyclopedia)Rattigan, Sir Terence Mervyn, 1911–77, British dramatist. One of England's most popular and commercially successful contemporary playwrights, he was the master of the tightly crafted “problem play...

Babbage, Charles

(Encyclopedia)Babbage, Charles băbˈĭj [key], 1792–1871, English mathematician and inventor. He devoted most of his life and expended much of his private fortune and a government subsidy in an attempt to perfec...

Newcomb, Simon

(Encyclopedia)Newcomb, Simon no͞oˈkəm, nyo͞oˈ– [key], 1835–1909, American astronomer, b. Nova Scotia, grad. Lawrence Scientific School, Harvard, 1858. Living in the United States from 1853, he was appointe...

Andrew, Saint

(Encyclopedia)Andrew, Saint [Gr.,=manly], in the New Testament, one of the Twelve Apostles, brother of Peter. According to tradition he was a missionary in Asia Minor, Macedonia, and S Russia. According to the apoc...

Belidor, Bernard Forest de

(Encyclopedia)Belidor, Bernard Forest de bĕrnärˈ fôrĕˈ də bālēdôrˈ [key], 1693–1761, French engineer. He wrote numerous books dealing with mathematics, artillery, and hydraulic, civil, and military eng...

Skara Brae

(Encyclopedia)Skara Brae skârˈə brā [key], Stone Age village, on Mainland in the Orkney Islands, N Scotland. Dating from c.3200 to 2200 b.c., the village was preserved under a sand dune until uncovered by a sto...

Round Table

(Encyclopedia)Round Table, in Arthurian legend, the table at which King Arthur and his knights held court. It was allegedly fashioned at the behest of Arthur to prevent quarrels among the knights over precedence. A...