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Negro, Río, river, Colombia, Venezuela, and Brazil

(Encyclopedia)Negro, Río rēˈō nāˈgrō [key], river, c.1,400 mi (2,250 km) long, rising as the Guainía River in E Colombia where it flows NE before turning south to form part of the Colombia-Venezuela border....

Keyes, Roger John Brownlow Keyes, 1st Baron

(Encyclopedia)Keyes, Roger John Brownlow Keyes, 1st Baron kēz [key], 1872–1945, British admiral. In World War I he achieved his greatest fame as commander of the Dover patrol when he raided Zeebrugge and Ostend ...

Yost, Ed

(Encyclopedia)Yost, Ed (Paul Edward Yost), 1919–2007, American balloonist, b. Bristow, Iowa, grad. Boeing School of Aeronautics, 1940. The father of modern hot-air ballooning, Yost pioneered the used of propane (...

Agre, Peter Courtland

(Encyclopedia)Agre, Peter Courtland, 1949–, American molecular biologist, b. Northfield, Minn., M.D. Johns Hopkins, 1974. From 1981 to 2005, Agre taught at Johns Hopkins in the departments of medicine and cell bi...

Bayeux

(Encyclopedia)Bayeux bäyo͞oˈ, Fr. bäyöˈ [key], town, Calvados dept., N France, in Normandy, near the English ...

Inland Sea

(Encyclopedia)Inland Sea, Jap. Seto-naikai, arm of the Pacific Ocean, c.3,670 sq mi (9,510 sq km), S Japan, between Honshu, Shikoku, and Kyushu islands. It is linked to the Sea of Japan by a narrow channel. The sha...

North Sea

(Encyclopedia)North Sea, arm of the Atlantic Ocean, c.222,000 sq mi (574,980 sq km), c.600 mi (1,000 km) long and c.400 mi (640 km) wide, NW of Central Europe. It washes the shores of Great Britain, Norway, Denmark...

automatic tuning control

(Encyclopedia)automatic tuning control (ATC), method or device to keep a radio or television receiver automatically tuned to a desired frequency or channel. Assuming that the receiver is at least approximately tune...

Lewisohn, Ludwig

(Encyclopedia)Lewisohn, Ludwig lo͞oˈĭzōn [key], 1882–1955, American author, b. Berlin. After teaching German at Ohio State (1911–19), he was associate editor for the Nation (1920–24). His novels include D...

Mahajanga

(Encyclopedia)Mahajanga mäjo͞ongˈgä [key], city (1993 pop. 100,807), NW Madagascar, on the Mozambique Channel. Despite its shallow harbor, Mahajanga is one of the nation's chief ports. The Betsiboka River valle...