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Gilbert, Sir Humphrey

(Encyclopedia)Gilbert, Sir Humphrey, 1537?–1583, English soldier, navigator, and explorer; half-brother of Sir Walter Raleigh. Knighted (1570) for his service in the campaigns in Ireland, he later (1572) served i...

Parry, Sir William Edward

(Encyclopedia)Parry, Sir William Edward păˈrē [key], 1790–1855, British arctic explorer and rear admiral. He entered the navy at 13 and made his first voyage to the Arctic under Sir John Ross in 1818 in search...

Vancouver, George

(Encyclopedia)Vancouver, George, 1757–98, English navigator and explorer. He sailed on Capt. James Cook's second and third voyages. After 1780 he served under Admiral George Rodney in the West Indies, taking part...

Bill and Melinda Gates Foundation

(Encyclopedia)Bill and Melinda Gates Foundation, philanthropic institution founded in 1994 by Microsoft chairman Bill Gates and his wife, Melinda, to improve the lives of the poor throughout the world, primarily th...

Rogers, Robert

(Encyclopedia)Rogers, Robert, 1731–95, American frontiersman, b. Methuen, Mass. As a child he moved with his family to the New Hampshire frontier. In King George's War (1744–48) he served briefly as a scout. In...

Kane, Paul

(Encyclopedia)Kane, Paul, 1810–71, Canadian painter, b. Ireland. Kane went to Toronto as a child. He studied art in the United States (1836–41) and in Europe (1841–45). After his return to Canada (1845) he ma...

competition, in biology

(Encyclopedia)competition, in biology, relationship between members of the same or different species in which individuals are adversely affected by those having the same living requirements, such as food or space. ...

Sargon, king of Akkad

(Encyclopedia)Sargon särˈgŏn [key], king of Akkad in Mesopotamia (reigned c.2340–c.2305 b.c.). By conquest he established a great empire that included the whole of Mesopotamia and extended over Syria and Elam,...

Barzani, Masoud

(Encyclopedia)Barzani, Masoud, 1946–, Kurdish political leader, b. Mahabad, Iran. The son of Mustafa Barzani, founder of the Kurdistan Democratic party (KDP), he joined the Kurdish forces fighting for autonomy fr...

Ambridge

(Encyclopedia)Ambridge, industrial borough (2020 pop. 6,513), Beaver co., W Pa., on the Ohio River; inc. 1905. Founded by and named for the American Bridge Co. in 1901, it now manufactures plastics, pro...