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Thomson, Sir Charles Wyville

(Encyclopedia)Thomson, Sir Charles Wyville, 1830–82, Scottish naturalist, noted as a marine biologist and deep-sea explorer. He participated in three deep-sea dredging expeditions (1868–70) and obtained evidenc...

Nicias

(Encyclopedia)Nicias nīˈsēəs, nĭshˈēəs [key], d. 413 b.c., Athenian political leader and general. After Pericles' death he emerged as the primary rival of Cleon and his war party. He was a moderate democrat...

David, T. W. E.

(Encyclopedia)David, T. W. E. (Sir Tannatt William Edgeworth), 1858–1935, Australian geologist and explorer, b. near Cardiff, Wales. David came to Australia in 1882 as an assistant geological surveyor. In 1891 he...

Cameron, Verney Lovett

(Encyclopedia)Cameron, Verney Lovett kămˈərən [key], 1844–94, English traveler in Africa. A naval officer, he served (1868) in the British expedition against Ethiopia and assisted in the suppression of the Ea...

Koch, Lauge

(Encyclopedia)Koch, Lauge louˈgə kôk [key], 1892–1964, Danish geologist and explorer, noted for his scientific work in Greenland. He accompanied Knud Rasmussen's second Thule expedition (1916–18) as geologis...

Nobile, Umberto

(Encyclopedia)Nobile, Umberto o͞ombĕrˈtō nōˈbēlā [key], 1885–1978, Italian aeronautical engineer and arctic explorer. He designed the dirigible Norge and piloted it in the Amundsen-Ellsworth flight over t...

Du Chaillu, Paul Belloni

(Encyclopedia)Du Chaillu, Paul Belloni pōl bĕlōnēˈ dü shāyüˈ [key], c.1831–1903, French-American explorer in Africa. Born probably in Paris, he spent his youth on the west coast of Africa, where his fath...

Oñate, Juan de

(Encyclopedia)Oñate, Juan de hwän dā ōnyäˈtā [key], fl. 1595–1614, Spanish explorer in the American Southwest, possibly b. New Spain. In 1598 he led an expedition north from New Spain, took possession of N...

Brodhead, Daniel

(Encyclopedia)Brodhead, Daniel, 1736–1809, American Revolutionary officer and Indian fighter, b. probably near Albany, N.Y. He was taken as an infant to Pennsylvania, where he later served as deputy surveyor gene...

Bruce, William Speirs

(Encyclopedia)Bruce, William Speirs spĭrz [key], 1867–1921, Scottish explorer and authority on the polar regions. He first went to the Antarctic as ship's surgeon in 1892 and later did survey work in Franz Josef...