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Varadkar, Leo Eric

(Encyclopedia)Varadkar, Leo Eric, 1979–, Irish politician, b. Dublin, grad. Trinity College Dublin (2003). The son of an Irish nurse and an Indian doctor, he practiced as a junior doctor before qualifying as a ge...

Antarctica

(Encyclopedia) CE5 Antarctica ăntärkˈtĭkə, –ärˈtĭkə [key], the fifth largest continent, c.5,500,000 sq mi (14,245,000 sq km), asymmetrically centered on the South Pole and almost entirely within the An...

Armstrong, Lance

(Encyclopedia)Armstrong, Lance, 1971–, American cyclist, b. Dallas, Tex. He won (1991) the U.S. amateur cycling championship, turned professional (1992), and by the mid-1990s had won the Tour DuPont twice and was...

neutrino astronomy

(Encyclopedia)neutrino astronomy, study of stars by means of their emission of neutrinos, fundamental particles that result from nuclear reactions and are emitted by stars along with light. Approximately 100 billio...

polar bear

(Encyclopedia)polar bear, large white bear, Ursus maritimus, formerly Thalarctos maritimus, of the coasts of arctic North America, Asia, and Europe. Polar bears usually live on drifting pack ice, but sometimes wand...

sea level

(Encyclopedia)sea level, the level of the sea, which serves as the datum used for measurement of land elevations and ocean depths. Theoretically, one would expect sea level to be a fixed and permanent horizontal su...

Nordenskjöld, Nils Adolf Erik, Baron

(Encyclopedia)Nordenskjöld, Nils Adolf Erik, Baron nĭls äˈdôlf āˈrĭk no͞orˈdənshöld [key], 1832–1901, Swedish geologist and arctic explorer, first to navigate the Northeast Passage, b. Finland. He ser...

Reindeer Lake

(Encyclopedia)Reindeer Lake, one of the largest lakes in Canada, 2,467 sq mi (6,390 sq km), NE Sask. and NW Man. The Reindeer River drains it S to the Churchill River. The lake has many islands and is noted for its...

croquet

(Encyclopedia)croquet krōkāˈ [key], lawn game in which the players hit wooden balls with wooden mallets through a series of 9 or 10 wire arches, or wickets. The first player to hit the posts placed at each end o...

Telemark

(Encyclopedia)Telemark tĕˈləmärk [key], county (1995 pop. 163,143), 5,915 sq mi (15,320 sq km), SE Norway, bordering on the Skagerrak in the east. Skien (the capital), Porsgrunn, Kragerø, and Notodden are the ...
 

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