Search

Search results

Displaying 461 - 470

Homework Helper Fun Facts: World History

History     World History Events and Timelines Ancient History Some Ancient Civilizations 1-999 (A.D.) World History 1000-2000 World History Year-by-Year 1900-…

Fraser, river, Canada

(Encyclopedia) Fraser, chief river of British Columbia, Canada, c.850 mi (1,370 km) long. It rises in the Rocky Mts., at Yellowhead Pass, near the British Columbia–Alta. line and flows northwest…

Hemichordata

(Encyclopedia) CE5 Dorsal view of an acorn worm, Saccoglossus, representative of the phylum Hemichordata HemichordataHemichordatahĕmĭkôrˌdāˈtə [key], small phylum of marine invertebrates closely…

Mawson, Sir Douglas

(Encyclopedia) Mawson, Sir Douglas, 1882–1958, Australian antarctic explorer and geologist, b. England. His first geographical expedition was to the New Hebrides Islands as a geologist in 1903. As a…

lutetium

(Encyclopedia) lutetium, formerly luteciumluteciumboth: l&oomacr;tēˈshēəm [key], metallic chemical element; symbol Lu; atomic number 71; at. wt. 174.9668; m.p. about 1,663℃; b.p. about 3,395℃; sp…

Kuwait, Al-

(Encyclopedia) Kuwait, Al-Kuwait, Al-älˌ [key]Kuwait, Al-k&oobreve;wātˈ [key]Kuwait, Al-– [key] or Kuwait City, city (1991 pop. 150,1000), capital of Kuwait, on the SE coast of Kuwait Bay, an…

Lederman, Leon Max

(Encyclopedia) Lederman, Leon MaxLederman, Leon Maxlĕdˈərmən [key], 1922–2018, American physicist, Ph.D. Columbia, 1951. He was a professor at Columbia until he became director of the Fermi National…

Eris, in astronomy

(Encyclopedia) Eris, in astronomy, the largest known dwarf planet. Eris, whose highly eccentric elliptical orbit ranges from 38 AU to 97 AU and is inclined more than 44°, is the largest known object…

Fiske, John

(Encyclopedia) Fiske, John, 1842–1901, American philosopher and historian, b. Hartford, Conn. Born Edmund Fisk Green, he changed his name in 1855 to John Fisk, adding the final e in 1860. He opened a…