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Spengler, Oswald

(Encyclopedia)Spengler, Oswald spĕngˈglər, Ger. ôsˈvält shpĕngˈglər [key], 1880–1936, German historian and philosopher. His studies covered many fields, among them mathematics, science, philosophy, histo...

Phillips, Ulrich Bonnell

(Encyclopedia)Phillips, Ulrich Bonnell, 1877–1934, American historian, an authority on the antebellum South, b. La Grange, Ga. After teaching at the Univ. of Wisconsin (1902–8), he was professor of history and ...

photonics

(Encyclopedia)photonics, the science and technology based on and concerned with the controlled flow of photons, or light particles. It is the optical equivalent of electronics, and the two technologies coexist in s...

podiatry

(Encyclopedia)podiatry pōdīˈətrē, pə– [key], science concerned with disorders, diseases, and deformities of the feet, also called chiropody. Podiatrists treat such common conditions as bunions, corns and ca...

Carey, Henry Charles

(Encyclopedia)Carey, Henry Charles, 1793–1879, American economist, b. Philadelphia; son of Mathew Carey. In 1835 he retired from publishing, where he had done notable work, to devote himself to economics. His Pri...

Berzelius, Jöns Jakob, Baron

(Encyclopedia)Berzelius, Jöns Jakob, Baron bərzēˈlēəs; Swed. yöns yäˈkôp bĕrsāˈlĭəs [key], 1779–1848, Swedish chemist, M.D. Univ. of Uppsala, 1802. He was noted for his work as teacher at the medic...

paleontology

(Encyclopedia)paleontology pāˌlēəntŏlˈəjē [key] [Gr.,= study of early beings], science of the life of past geologic periods based on fossil remains. Knowledge of the existence of fossils dates back at least...

folk medicine

(Encyclopedia)folk medicine, methods of curing by means of healing objects, herbs, or animal parts; ceremony; conjuring, magic, or witchcraft; and other means apart from the formalized practice of medical science. ...

Lovecraft, H. P.

(Encyclopedia)Lovecraft, H. P. (Howard Phillips Lovecraft), 1890–1937, American writer, b. Providence, R.I. A master of Gothic horror, fantasy, and science fiction of a most rococo variety, he is particularly not...

Lovelace, Ada

(Encyclopedia)Lovelace, Ada (Augusta Ada King-Noel, Countess of Lovelace), 1815–1852, English mathematician, b. London as Augusta Ada Byron. The daughter of the poet Lord Byron and Anne Isabella Milbanke, she was...