Arguments Against Free TradeInternational TradeIntroductionExports, Imports—Why Bother?The Argument for Free TradeArguments Against Free TradeBarriers to International TradeInternational Trade…
(Encyclopedia) space shuttle, reusable U.S. space vehicle (1981–2011). Developed by the National Aeronautics and Space Administration (NASA) and officially known as the Space Transportation System (…
Here are the best-selling children's books of all time (through the end of 2000), with author and year of initial publication, compiled by Publishers Weekly. OP means the book is no longer in print…
(Encyclopedia) observatory, scientific facility especially equipped to detect and record naturally occurring scientific phenomena. Although geological and meteorological observatories exist, the term…
(Encyclopedia) laissez-fairelaissez-fairelĕsˌā fârˈ [key] [Fr.,=leave alone], in economics and politics, doctrine that an economic system functions best when there is no interference by government.…
(Encyclopedia) variable star, star that varies, either periodically or irregularly, in the intensity of the light it emits. Other physical changes are usually correlated with the fluctuations in…
(Encyclopedia)
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Comet: Whatever the direction of a comet's flight, its “tail” always points away from the sun. The tail disappears when the comet is far from the sun.
comet [Gr.,=longhaired],…
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