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Alfonso IV, king of Aragón and count of Barcelona

(Encyclopedia)Alfonso IV, 1299–1336, king of Aragón and count of Barcelona (1327–36), son and successor of James II. Before his accession he conquered (1323–24) Sardinia, where later a revolt involved him in...

Peter III, king of Aragón and king of Sicily

(Encyclopedia)Peter III (Peter the Great), 1239?–1285, king of Aragón and count of Barcelona (1276–85) and king of Sicily (1282–85); son and successor of James I. In 1280 he established Aragonese influence o...

William I, emperor of Germany and king of Prussia

(Encyclopedia)William I, 1797–1888, emperor of Germany (1871–88) and king of Prussia (1861–88), second son of the future King Frederick William III of Prussia and Louise of Mecklenburg. Essentially conservati...

William II, emperor of Germany and king of Prussia

(Encyclopedia)William II, 1859–1941, emperor of Germany and king of Prussia (1888–1918), son and successor of Frederick III and grandson of William I of Germany and of Queen Victoria of England. After the out...

Baruch, book of the Septuagint and of the Apocrypha

(Encyclopedia)Baruch, early Jewish book included in the Septuagint, but not included in the Hebrew Bible and placed in the Apocrypha in the Authorized Version. It is named for a Jewish prince Baruch (fl. 600 b.c.),...

teleportation, in physics

(Encyclopedia)teleportation, in physics, the transfer of key properties from one particle (or group of particles) to another a significant distance apart without a physical connection between the two particles (or ...

Pauli, Wolfgang

(Encyclopedia)Pauli, Wolfgang vôlfˈgäng pouˈlē [key], 1900–1958, Austro-American physicist, b. Vienna. He studied first with A. Sommerfeld at Munich and then with Niels Bohr at Copenhagen. After lecturing (1...

exobiology

(Encyclopedia)exobiology or astrobiology, search for extraterrestrial life within the solar system and throughout the universe. Philosophical speculation that there might be other worlds similar to ours dates back ...

chemical bond

(Encyclopedia)chemical bond, mechanism whereby atoms combine to form molecules. There is a chemical bond between two atoms or groups of atoms when the forces acting between them are strong enough to lead to the for...

Salam, Abdus

(Encyclopedia)Salam, Abdus, 1926–96, Pakistani physicist. After attending Government College at Lahore, he received a Ph.D. from Cambridge (1952). He taught in Lahore for three years before returning to England, ...