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Ghez, Andrea Mia

(Encyclopedia)Ghez, Andrea Mia, 1965–, American astrophysicist, b. New York City, Ph.D. California Institute of Technology, 1992. She has been on the faculty at the Univ. of California, Los Angeles, since 1994. G...

Genzel, Reinhard

(Encyclopedia)Genzel, Reinhard, 1952–, German astrophysicist, Ph.D. Univ. of Bonn, 1978. He was on the faculty at the Univ. of California, Berkeley, from 1980 to 1986, when he left to become director at the Max P...

Penrose, Sir Roger

(Encyclopedia)Penrose, Sir Roger, 1931–, British mathematical physicist, Ph.D. Cambridge, 1958. He taught and conducted research at a number of British and American colleges and universities before becoming a pro...

Eddington, Sir Arthur Stanley

(Encyclopedia)Eddington, Sir Arthur Stanley, 1882–1944, British astronomer and physicist. He was chief assistant (1906–13) at the Royal Observatory, Greenwich, and was from 1913 Plumian professor of astronomy a...

rivet

(Encyclopedia)rivet, headed metal pin or bolt whose shaft is passed through holes in two or more pieces of metal, wood, plastic, or other material in order to unite them by forming the plain end into a second head....

Edward the Black Prince

(Encyclopedia)Edward the Black Prince, 1330–76, eldest son of Edward III of England. He was created duke of Cornwall in 1337, the first duke to be created in England, and prince of Wales in 1343. Joining his fath...

coonhound, black-and-tan

(Encyclopedia)coonhound, black-and-tan, breed of large hound developed in the United States. It stands from 23 to 27 in. (58–69 cm) high at the shoulder and weighs from 70 to 85 lb (32–38 kg). The dense, short ...

Benedict the Black, Saint

(Encyclopedia)Benedict the Black, Saint, d. 1589, Sicilian friar. Born a slave, he became a hermit and later a Franciscan lay brother. Although illiterate, his humility and extraordinary powers as spiritual directo...

Black, Sir James Whyte

(Encyclopedia)Black, Sir James Whyte, 1924–2010, Scottish pharmacologist, M.B., Ch.B. Univ. of St. Andrews, 1946. A drug researcher, he held a series of posts with universities and drug companies before serving a...

Black, Timuel Dixon, Jr.

(Encyclopedia) Black, Timuel Dixon, Jr., 1918-2021, American social activist and community organizer, b. Birmingham, Al., Roosevelt Univ. (B.A., 1952), Univ. of ...