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aerial and satellite photography

(Encyclopedia)aerial and satellite photography, technology and science of taking still or moving-picture photographs from a camera mounted on a balloon, airplane, satellite, rocket, or spacecraft. In the 19th cent....

Chamberlin, Thomas Chrowder

(Encyclopedia)Chamberlin, Thomas Chrowder, 1843–1928, American geologist, b. Mattoon, Ill., grad. Beloit College, 1866. He was professor of geology at Beloit (1873–82), president of the Univ. of Wisconsin (1887...

population I and II

(Encyclopedia)population I and II, in astronomy: see stellar populations. ...

uniformitarianism

(Encyclopedia)uniformitarianism, in geology, doctrine holding that changes in the earth's surface that occurred in past geologic time are referable to the same causes as changes now being produced upon the earth's ...

aureole, in physics

(Encyclopedia)aureole ôrˈēōlˌ [key], in physics, luminous circle seen when the sun or other bright light is observed through a diffuse medium, i.e., smoke, thin cloud, fog, haze, or mist. It sometimes occurs a...

Hopkins, William

(Encyclopedia)Hopkins, William, 1793–1866, English geologist. Hopkins studied mathematics at Cambridge, and then supported himself as a private mathematics tutor. Many of England's best mathematicians and mathema...

geophysics

(Encyclopedia)geophysics, study of the structure, composition, and dynamic changes of the earth, its atmosphere, hydrosphere and magnetosphere, based on the principles of physics. The term was probably first used i...

Burnet, Thomas

(Encyclopedia)Burnet, Thomas, c.1635–1715, English cleric and scientist, b. Croft, in Yorkshire, England. He was educated at Northallerton and Cambridge. Following travels in Europe, Burnet published in 1681 the ...

Hutton, James

(Encyclopedia)Hutton, James, 1726–97, Scottish geologist, chemist, and naturalist. He was initially attracted to chemistry; he entered the legal profession at the Univ. of Edinburgh; turned to medicine, as it clo...

Gloria in excelsis

(Encyclopedia)Gloria in excelsis ĕksĕlˈsĭs [key] [Lat.,=glory in the highest], the Angelic Hymn or greater doxology, ancient Christian hymn beginning, according to the Authorized Version, “Glory be to God on ...