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Mond, Ludwig

(Encyclopedia)Mond, Ludwig, 1839–1909, chemist; father of Alfred Moritz Mond, 1st Baron Melchett. He was born in Germany and became a naturalized British subject. Mond experimented with alkalies and also develope...

Engadine

(Encyclopedia)Engadine ĕnjädēˈnä [key], valley of the upper Inn River, Grisons canton, E Switzerland, in the Rhaetian Alps. It extends for c.60 mi (100 km) NE from Maloja Pass to the Austrian border and consis...

Jacobi, Carl Gustav Jacob

(Encyclopedia)Jacobi, Carl Gustav Jacob kärl go͝osˈtäf yäˈkôp yäkôˈbē [key], 1804–51, German mathematician. He was an outstanding teacher and was professor of mathematics at Königsberg (1827–42) and...

bobsledding

(Encyclopedia)bobsledding, winter sport in which a bobsled—a partially enclosed vehicle with steerable sledlike runners, accommodating two or four persons—hurtles down a course of iced, steeply banked, twisting...

Grimm, Jakob

(Encyclopedia)Grimm, Jakob grĭm [key], 1786–1859, and which did much to encourage the romantic revival of folklore. Among their best-known stories are “Hansel and Gretel,” “Rapunzel,” “The Breman Town...

Hahn, Otto

(Encyclopedia)Hahn, Otto ôˈtō hän [key], 1879–1968, German chemist and physicist. His important contributions in the field of radioactivity include the discovery of several radioactive substances, the develop...

Mendel, David

(Encyclopedia)Mendel, David: see Neander, Johann August Wilhelm. ...

Struve

(Encyclopedia)Struve shtro͞oˈvə [key], family of astronomers. Friedrich Georg Wilhelm von Struve, 1793–1864, was born in Germany but later lived in Russia. While director (1817–39) of Dorpat Observatory he w...

Book of Changes

(Encyclopedia)Book of Changes or I Ching ē jĭng, ē chĭng [key], ancient Chinese book of prophecy and wisdom. The oldest parts of its text are thought to have attained their present form in the century before Co...

monad

(Encyclopedia)monad: see Bruno, Giordano; Leibniz, Gottfried Wilhelm, Baron von. ...