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roentgenium

(Encyclopedia) roentgenium, artificially produced radioactive chemical element; symbol Rg; at. no. 111; mass number of most stable isotope 280; m.p., b.p., sp. gr., and valence unknown. Situated in…

Tell, William

(Encyclopedia) Tell, William, legendary Swiss patriot. According to legend, Tell was a native of Uri, one of the Swiss forest cantons. Gessler, the canton's Austrian bailiff, decreed that Swiss…

Ancient Persia: Kings

Ancient Persia: KingsCambyses, two kings of the Achaemenid dynasty of Persia (c. 600–500 B.C.)Cyrus the Great, king of Persia, founder of the greatness of the Achaemenids and of the Persian Empire…

Selected Popes

Pope Benedict XVI See also Catholic Religious Leaders People in the NewsRecent Obituaries Related Links Christianity Roman Catholic Church Papacy Holidays: Religious…

John P. Henebry Biography

pilotDied: Sept. 30, 2007 (Evanston, Illinois) Best Known as: pilot of low-level bombing missions Innovative combat pilot who played a leading role in Army Air…

DK People & Places: Australasia & Oceania

FACTFILE: AUSTRALASIA & OCEANIAFACTFILE: MICRONESIAFACTFILE: MELANESIA FACTFILE: POLYNESIA FIND OUT MOREThe sparsely populated continent of Australasia is made up of Australia, New Zealand,…

George V, king of Great Britain and Ireland

(Encyclopedia) George V (George Frederick Ernest Albert), 1865–1936, king of Great Britain and Ireland (1910–36), second son and successor of Edward VII. At the age of 12 he commenced a naval career…