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Bode, Johann Elert

(Encyclopedia)Bode, Johann Elert yōˈhän āˈlĕrt bōˈdə [key], 1747–1826, German astronomer. From 1772 to 1825 he was astronomer of the Academy of Science, Berlin, and from 1786, director of the Berlin Obse...

Steinbrenner, George Michael, 3d

(Encyclopedia)Steinbrenner, George Michael, 3d, 1930–2010, American businessman, principal owner of the New York Yankees (1973–2010), b. Rocky River, Ohio, grad. Williams College (B.A., 1952). A wealthy shippin...

gluon

(Encyclopedia)gluon, an elementary particle that mediates, or carries, the strong, or nuclear, force. In quantum chromodynamics (QCD), the quantum field theory of strong interactions, the interaction of quarks (to ...

krypton

(Encyclopedia)krypton krĭpˈtŏn [key] [Gr.,=hidden], gaseous chemical element; symbol Kr; at. no. 36; at. wt. 83.798; m.p. −156.6℃; b.p. −152.3℃; density 3.73 grams per liter at STP; valence usually 0. Kr...

radon

(Encyclopedia)radon rāˈdŏn [key], gaseous radioactive chemical element; symbol Rn; at. no. 86; mass no. of most stable isotope 222; m.p. about −71℃; b.p. −61.8℃; density 9.73 grams per liter at STP; vale...

Earnhardt, Dale

(Encyclopedia)Earnhardt, Dale (Ralph Dale Earnhardt, Sr.) ûrnˈhärt [key], 1951–2001, American auto racing driver widely regarded as stock car racing's greatest star, b. Kannapolis, N.C. The 1979 National Assoc...

Deneb

(Encyclopedia)Deneb dĕnˈĕb [key], brightest star in the constellation Cygnus; Bayer designation Alpha Cygni; 1992 position R.A. 20h41.2m, Dec. +45°15′. It is a white supergiant of spectral class A2 Ia; its in...

di Stéfano, Alfredo

(Encyclopedia)di Stéfano, Alfredo, 1926–2014, Argentinian-born soccer star, one of the game's greats. Nominally a center-forward, he became famous for his versatility on the field as well as for his strength and...

Cradle of Humankind

(Encyclopedia)Cradle of Humankind, extensive archaeological site, c.180 sq mi (470 sq km), encompassing dolomitic limestone caves containing numerous hominin fossils, Gauteng and North West prov., South Africa, c.3...

Cruz, Celia

(Encyclopedia)Cruz, Celia, 1929–2003, Cuban-American singer, b. Havana. The “Queen of Salsa” began singing as a teenager, and in 1950 joined Sonora Matancera, Cuba's most popular band. She left Cuba a year af...