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Siebold

(Encyclopedia)Siebold tāˈōdōr ĕrnst [key], 1804–85, also a physician, was one of the foremost biologists of his time. He specialized in the comparative anatomy of invertebrates and wrote the first volume (18...

Wickram, Jörg

(Encyclopedia)Wickram, Jörg yörk vĭkˈräm [key], c.1505–62, German writer. Wickram wrote Meisterlieder, farces such as Der treue Eckart [faithful Eckart] (1538), biblical drama such as Tobias (1550), and the ...

Delft

(Encyclopedia)Delft dĕlft [key], city, South Holland prov., W Netherlands. It has varied industries and is...

Salzburg

(Encyclopedia)Salzburg zältsˈbo͝ork [key], province (1991 pop. 482,365), c.2,760 sq mi (7,150 sq km), W central Austria, bordering Germany in the north and northwest. It is a predominately mountainous region, wi...

Hall effect

(Encyclopedia)Hall effect, experiment that shows the sign of the charge carriers in a conductor. In 1879 E. H. Hall discovered that when he placed a metal strip carrying a current in a magnetic field, a voltage dif...

Oberth, Hermann Julius

(Encyclopedia)Oberth, Hermann Julius, 1894–1989, Austro-German astronautical pioneer, b. Hermannstadt, Austria-Hungary (now Sibiu, Romania). Beginning his studies in astronautics before World War I, he first prop...

Lenau, Nikolaus

(Encyclopedia)Lenau, Nikolaus nēmpsh ādˈlər fən shtrāˈlənou [key], 1802–50, Austrian romantic poet, b. Hungary. He is considered Austria's chief lyric poet. Pessimism and melancholy dominate his work, whi...

Tristram and Isolde

(Encyclopedia)Tristram and Isolde trĭsˈtrəm, ĭsōlˈdə, ĭzōlˈ– [key], medieval romance. The earliest extant version (incomplete) was written (c.1185) by Thomas of Britain in Anglo-Norman French verse. Abo...

Delany, Samuel R.

(Encyclopedia)Delany, Samuel R. (Samuel Ray Delany, Jr.), 1942–, African-American wrtier, b. Harlem, New York City. Delany uses science fiction, fantasy, and memoir to explore sexual identity, race, language, and...

Robertson, Pat

(Encyclopedia)Robertson, Pat (Marion Gordon Robertson), 1930–2023, American evangelist and politician, b. Lexington, Va. The son of U.S. Senator A. Willis Robertson...