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X ray

(Encyclopedia)CE5 Typical X-ray composite spectrum (intensity as a function of frequency) X ray, invisible, highly penetrating electromagnetic radiation of much shorter wavelength (higher frequency) than visibl...

Oceanic art

(Encyclopedia)Oceanic art, works produced by the island peoples of the S and NW Pacific, including Melanesia (New Guinea and the islands to its north and east), Micronesia (Mariana, Caroline, Marshall, and Gilbert ...

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...

little magazine

(Encyclopedia)little magazine, term used to designate certain magazines that have as their purpose the publication of art, literature, or social theory by comparatively little-known writers. The little-magazine m...

magic, in entertainment

(Encyclopedia)magic, in entertainment, the seeming manipulation and supernatural control of the natural world for the amusement and amazement of an audience. Entertainment magic can be divided into four main catego...

Nobel Prizes (table)

(Encyclopedia)Nobel Prizes

quantum theory

(Encyclopedia)quantum theory, modern physical theory concerned with the emission and absorption of energy by matter and with the motion of material particles; the quantum theory and the theory of relativity togethe...

Spanish literature

(Encyclopedia)Spanish literature, the literature of Spain. The Spanish civil war (1936–39) truncated the cultural evolution of the country. Many writers went into exile. Salinas, Guillén, Juan Larrea, an...

directing

(Encyclopedia)directing, the art of leading dramatic performances on the stage or in films. The modern theatrical director is in complete charge of all the artistic aspects of a dramatic presentation. It is the dir...

atom

(Encyclopedia)CE5 Bohr-Rutherford atom CE5 Probability distribution of the electron in the hydrogen atom: A. Ground state B. Highly excited state atom [Gr.,=uncuttable (indivisible)], basic unit of matte...