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Stern, Isaac

(Encyclopedia)Stern, Isaac, 1920–2001, American violinist, b. Kremenets, in what is now Ukraine. Brought to the United States as an infant, Stern began piano lessons at the age of six and violin lessons at eight....

Dione, in astronomy

(Encyclopedia)Dione dīōˈnē [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn IV (or S4), Dione is 695 mi (1,120 km) in diameter, orbits Saturn at a mean distanc...

phase diagram

(Encyclopedia)CE5 Phase diagram for a substance, like water, which expands on freezing phase diagram, graph that shows the relation between the solid, liquid, and gaseous states of a substance (see states of ma...

Tethys , in astronomy

(Encyclopedia)Tethys tēˈthĭs [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn III (or S3), Tethys is 659 mi (1060 km) in diameter, orbits Saturn at a mean dista...

Eggers, Dave

(Encyclopedia)Eggers, Dave, 1970–, American writer, publisher, and educator, b. Boston. He began as an editor at Salon.com and a writer for several publications, founded a small magazine, and wrote a newspaper co...

Jensen, Johannes Vilhelm

(Encyclopedia)Jensen, Johannes Vilhelm yōhänˈəs vĭlˈhĕlm yĕnˈsən [key], 1873–1950, Danish writer. As a young man he studied medicine; his interest in biology and anthropology is obvious throughout his w...

Keeler, James Edward

(Encyclopedia)Keeler, James Edward, 1857–1900, American astronomer, b. La Salle, Ill. At the age of 21 he went on the Naval Observatory expedition to Colorado to observe the solar eclipse of July, 1878. In 1886 h...

Hayes, Helen

(Encyclopedia)Hayes, Helen, 1900–1993, American actress, b. Washington, D.C., as Helen Hayes Brown. She made her New York stage debut at the age of nine. Performances in Caesar and Cleopatra (1925), and Mary of S...

Gillette, William

(Encyclopedia)Gillette, William jəlĕtˈ [key], 1853–1937, American actor and dramatist, b. Hartford, Conn. His New York debut in Mark Twain's Gilded Age (1877) was shortly followed by his own first play, The Pr...

Ibáñez del Campo, Carlos

(Encyclopedia)Ibáñez del Campo, Carlos kärˈlōs ēbäˈnyās ᵺĕl kämˈpō [key], 1877–1960, president of Chile (1927–31, 1952–58). An army general who served as minister of war (1925–27) and vice pr...