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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...

nuclear energy

(Encyclopedia)CE5 Graph of binding energy per nucleon as a function of mass number nuclear energy, the energy stored in the nucleus of an atom and released through fission, fusion, or radioactivity. In these pr...

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...

physics

(Encyclopedia)physics, branch of science traditionally defined as the study of matter, energy, and the relation between them; it was called natural philosophy until the late 19th cent. and is still known by this na...

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...

modern art

(Encyclopedia)modern art, art created from the 19th cent. to the mid-20th cent. by artists who veered away from the traditional concepts and techniques of painting, sculpture, and other fine arts that had been prac...

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...