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Baruch, Bernard Mannes

(Encyclopedia)Baruch, Bernard Mannes bəro͞okˈ [key], 1870–1965, U.S. financier and government adviser, b. Camden, S.C. He grew rich through stockmarket speculation before he was 30. In World War I he advised o...

nucleus, in physics

(Encyclopedia)nucleus, in physics, the extremely dense central core of an atom. Following the discovery of radioactivity by A. H. Becquerel in 1896, Ernest Rutherford identified two types of radiation given off b...

Euratom

(Encyclopedia)Euratom: see European Atomic Energy Community. ...

Edison

(Encyclopedia)Edison, township (2020 pop. 107,588), Middlesex co., NE N.J., inc. 1870 as Raritan Township, renamed 1954. Edison's varied manufactures include chemical...

Hulse, Russell Alan

(Encyclopedia)Hulse, Russell Alan, 1950–, American astrophysicist, b., New York City, Ph.D. Univ. of Massachusetts, Amherst, 1975. Hulse was a researcher at the Princeton's plasma physics laboratory from 1977 unt...

Horus

(Encyclopedia)Horus hôrˈəs [key], in Egyptian religion, sky god, god of light and goodness. One of the most important of the Egyptian deities, Horus was the son of Osiris and Isis. In a famous myth he avenged th...

Freundlich, Erwin Finlay

(Encyclopedia)Freundlich, Erwin Finlay froindˈlĭkh [key], 1885–1964, German astronomer. Freundlich obtained a doctorate in mathematics at Göttingen, then joined the Royal Observatory at Berlin, where he worked...

astrophysics

(Encyclopedia)astrophysics, application of the theories and methods of physics to the study of stellar structure, stellar evolution, the origin of the solar system, and related problems of cosmology. The distinctio...

syzygy

(Encyclopedia)syzygy sĭzˈəjē [key], in astronomy, alignment of three bodies of the solar system along a straight or nearly straight line. A planet is in syzygy with the earth and sun when it is in opposition or...

heat

(Encyclopedia)heat, nonmechanical energy in transit, associated with differences in temperature between a system and its surroundings or between parts of the same system. The study of heat and its relationship ...