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Education, United States Department of

(Encyclopedia)Education, United States Department of, executive department of the federal government responsible for advising on educational plans and policies, providing assistance for education, and carrying out ...

Skylab

(Encyclopedia)Skylab: see space exploration; space station. ...

Europa, in astronomy

(Encyclopedia)Europa yo͝orōˈpə [key], in astronomy, one of the 39 known moons, or natural satellites, of Jupiter. Magnetic-field data collected by the space probe Galileo in 2002 strongly indicated a liquid-wat...

DARPA

(Encyclopedia)DARPA: see Defense Advanced Research Projects Agency. ...

dimension, in mathematics

(Encyclopedia)dimension, in mathematics, number of parameters or coordinates required locally to describe points in a mathematical object (usually geometric in character). For example, the space we inhabit is three...

Aldrin, Buzz

(Encyclopedia)Aldrin, Buzz ôlˈdrĭn [key] (Edwin Eugene Aldrin, Jr.), 1930–, American astronaut, b. Montclair, N.J. After graduating from West Point (1951), Aldrin joined the U.S. air force and flew 66 combat m...

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