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transuranium elements

(Encyclopedia)transuranium elements, in chemistry, radioactive elements with atomic numbers greater than that of uranium (at. no. 92). All the transuranium elements of the actinide series were discovered as synthet...

Egyptian art

(Encyclopedia)Egyptian art, works of art created in the geographic area constituting the nation of Egypt. It is one of the world's oldest arts. The art of the New Kingdom (1570–1342 b.c.) can be viewed as th...

painting

(Encyclopedia)painting, direct application of pigment to a surface to produce by tones of color or of light and dark some representation or decorative arrangement of natural or imagined forms. See also articles on ...

Greek art

(Encyclopedia)Greek art, works of art produced in the Aegean basin, a center of artistic activity from very early times (see Aegean civilization). This article covers the art of ancient Greece from its beginnings t...

molecule

(Encyclopedia)molecule mŏlˈəkyo͞ol [key] [New Lat.,=little mass], smallest particle of a compound that has all the chemical properties of that compound. A single atom is usually not referred to as a molecule, a...

mathematics

(Encyclopedia)mathematics, deductive study of numbers, geometry, and various abstract constructs, or structures; the latter often “abstract” the features common to several models derived from the empirical, or ...

Southeast Asian art and architecture

(Encyclopedia)Southeast Asian art and architecture includes works from the geographical area including the modern countries of Thailand, Cambodia, Laos, Vietnam, Myanmar (formerly Burma), Malaysia, Singapore and In...

elementary particles

(Encyclopedia)CE5 elementary particles, the most basic physical constituents of the universe. The first subatomic particle to be discovered was the electron, identified in 1897 by J. J. Thomson. After the...

children's book illustration

(Encyclopedia)children's book illustration, any type of picture or decorative work produced for books specifically intended for a youthful audience. During the 1960s a number of seldom-used techniques were introd...

German art and architecture

(Encyclopedia)German art and architecture, artistic works produced within the region that became politically unified as Germany in 1871 generally followed the stylistic currents of Western Europe. The sentimental...