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Eddy, Mary Baker

(Encyclopedia)Eddy, Mary Baker, 1821–1910, founder of the Christian Science movement, b. Bow, N.H. As physical frailty prevented her regular school attendance, she spent the early part of her education learning a...

skunk

(Encyclopedia)skunk, name for several related New World mammals of the weasel family, characterized by their conspicuous black and white markings and use of a strong, highly offensive odor for defense. The scent gl...

photocopying

(Encyclopedia)photocopying, process whereby written or printed matter is directly copied by photographic techniques. Generally, photocopying is practical when just a few copies of an original are needed. When many ...

Bierce, Ambrose Gwinett

(Encyclopedia)Bierce, Ambrose Gwinett ămˈbrōz gwĭnĕtˈ bĭrs [key], 1842–1914?, American satirist, journalist, and short-story writer, b. Meigs co., Ohio. He fought with extreme bravery in the Civil War, and...

torture

(Encyclopedia)torture, the intentional infliction of severe physical or mental pain or suffering in order to intimidate, coerce, obtain information or a confession, or punish. In international law, the term is usua...

court

(Encyclopedia)court, in law, official body charged with administering justice. The term is also applied to the judge or judges who fill the office and to the courtroom itself. Courts come into existence when legal ...

ion, in chemistry

(Encyclopedia)ion, atom or group of atoms having a net electric charge. Ionization has many applications. Vapor lamps and fluorescent lamps take advantage of the light given off when positive ions recombine with ...

Dreyfus Affair

(Encyclopedia)Dreyfus Affair drāˈfəs, drī– [key], the controversy that occurred with the treason conviction (1894) of Capt. Alfred Dreyfus (1859–1935), a French artillery officer and graduate of the French ...

solar system

(Encyclopedia)CE5 Solar system CE5 solar system, the sun and the surrounding planets, natural satellites, dwarf planets, asteroids, meteoroids, and comets that are bound by its gravity. The sun is by far the ...

nebula

(Encyclopedia)nebula nĕbˈyo͝olə [key] [Lat.,=mist], in astronomy, observed manifestation of a collection of highly rarefied gas and dust in interstellar space. Prior to the 1960s this term was also applied to b...