Columbia Encyclopedia

Search results

500 results found

Mariotte, Edme

(Encyclopedia)Mariotte, Edme ĕdˈmə märyôtˈ [key], 1620?–1684, French physicist. His De la nature de l'air (1676) includes a statement of Boyle's law (see gas laws), which he discovered independently and whi...

multimedia

(Encyclopedia)multimedia, in personal computing, software and applications that combine text, high-quality sound, two- and three-dimensional graphics, animation, photo images, and full-motion video. In order to wor...

Draper, John William

(Encyclopedia)Draper, John William, 1811–82, American scientist, philosopher, and historian, b. near Liverpool, England, M.D. Univ. of Pennsylvania, 1836. In 1839 he became professor of chemistry at the Univ. of ...

Changchun

(Encyclopedia)Changchun chängˈcho͝onˈ [key], city, capital of Jilin prov., China, on the railroad between Harbin ...

digital art

(Encyclopedia)digital art, contemporary art in which computer technology is used in a wide variety of ways to make distinctive works. Digital art was pioneered in the 1970s but only came into its own as a viable ar...

Doppler effect

(Encyclopedia)Doppler effect, change in the wavelength (or frequency) of energy in the form of waves, e.g., sound or light, as a result of motion of either the source or the receiver of the waves; the effect is nam...

Potsdam

(Encyclopedia)Potsdam pŏtsˈdăm [key], city (1994 pop. 139,262), capital of Brandenburg, E Germany, on the Havel River, near Berlin. It is an industrial center and rail junction. Manufactures include processed fo...

Sontag, Susan

(Encyclopedia)Sontag, Susan sŏnˈtäg [key], 1933–2004, American writer and critic, b. New York City. She grew up in Arizona and California, studied philosophy at the Univ. of Chicago, Harvard, and Oxford, absor...

Parks, Gordon

(Encyclopedia)Parks, Gordon (Gordon Roger Alexander Buchanan Parks), 1912–2006, African-American photographer, filmmaker, writer, and composer, b. Fort Scott, Kans. Parks purchased his first camera in 1938 and be...

Times Square

(Encyclopedia)Times Square, in New York City. Formed by the intersection of Broadway, Seventh Ave., and 42d St., this famous square was named (1904) for the building there that formerly belonged to the New York Tim...