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magic, in religion and superstition

(Encyclopedia) magic, in religion and superstition, the practice of manipulating and controlling the course of nature by preternatural means. Magic is based upon the belief that the universe is…

endocytosis

(Encyclopedia) endocytosisendocytosisĕnˌdōsītōˈsəs [key], in biology, process by which substances are taken into the cell. When the cell membrane comes into contact with a suitable food, a portion of…

strontium

(Encyclopedia) strontiumstrontiumstrŏnˈshēəm [key] [from Strontian, a Scottish town], a metallic chemical element; symbol Sr; at. no. 38; at. wt. 87.62; m.p. 769℃; b.p. 1,384℃; sp. gr. 2.6 at 20℃;…

surgery

(Encyclopedia) surgery, branch of medicine concerned with the diagnosis and treatment of injuries and the excision and repair of pathological conditions by means of operative procedures (see also…

DK Encyclopedia: Dinosaurs

  + WHAT IS A DINOSAUR? Giganotosaurus Leg bones Hip bones Forelimbs Skulls + THE BIRD CONNECTION Similarities between Compsognathus and Archaeopteryx Efficient…

Dinosaur Fossils (By U.S. State!)

Most people are familiar with their state’s official flower and flag, but did you know that almost every state has an official fossil as well? These state symbols are a representation of a territory…

Sakha Republic

(Encyclopedia) Sakha RepublicSakha Republicsäkhˈä [key], formerly Yakut RepublicSakha Republicyək&oomacr;tˈ [key] or YakutiaSakha Republicyək&oomacr;ˈshēə [key], constituent republic (1995…

ice skating

(Encyclopedia) ice skating, gliding along an ice surface on keellike runners known as ice skates. The earliest skates (c.9th cent.), made of bone, were found in Sweden. Wooden skates with iron…