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Johns Hopkins University

(Encyclopedia)Johns Hopkins University, mainly at Baltimore. Johns Hopkins in 1867 had a group of his associates incorporated as the trustees of a university and a hospital, endowing each with $3.5 million. Daniel ...

conservation laws

(Encyclopedia)conservation laws, in physics, basic laws that together determine which processes can or cannot occur in nature; each law maintains that the total value of the quantity governed by that law, e.g., mas...

differential geometry

(Encyclopedia)differential geometry, branch of geometry in which the concepts of the calculus are applied to curves, surfaces, and other geometric entities. The approach in classical differential geometry involves ...

geology

(Encyclopedia)geology, science of the earth's history, composition, and structure, and the associated processes. It draws upon chemistry, biology, physics, astronomy, and mathematics (notably statistics) for suppor...

Li T'ang

(Encyclopedia)Li T'ang lē täng [key], c.1050–1130, Chinese painter of the Sung dynasty. A leader of the academy founded by the Emperor Hui-tsung, he established a mode of painting that was widely followed in su...

Barstow

(Encyclopedia)Barstow bärˈstō [key], city (2020 pop. 25,415), San Bernardino co., SE Calif., on the dry ...

grave

(Encyclopedia)grave, space excavated in the earth or rock for the burial of a corpse. When a grave is marked by a protective or memorial structure it is often referred to as a tomb. See burial; funeral customs. ...

port, harbor

(Encyclopedia)port, a natural or artificial harbor and its terminal facilities for the transfer of goods and passengers to or from waterborne means of transport. Port cities are located on oceans, lakes, rivers, an...

intercolumniation

(Encyclopedia)intercolumniation ĭnˌtərkəlŭmˌnēāˈshən [key], in classical architecture, the clear space between the edges of two adjacent columns, as measured at the lower portion of their shafts. Vitruviu...

California Institute of Technology

(Encyclopedia)California Institute of Technology, at Pasadena, Calif.; originally for men, became coeducational in 1970; founded 1891 as Throop Polytechnic Institute; called Throop College of Technology, 1913–20....