artificial+position
51technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
52United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
53Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
54harbours and sea works — Introduction harbour also spelled harbor any part of a body of water and the manmade structures surrounding it that sufficiently shelters a vessel from wind, waves, and currents, enabling safe anchorage or the discharge and loading of… …
55History of Medicine — History of Medicine † Catholic Encyclopedia ► History of Medicine The history of medical science, considered as a part of the general history of civilization, should logically begin in Mesopotamia, where tradition and philological… …
56Violin — Infobox Instrument name=Violin names=Fiddle, de: Violine or Geige, fr: Violon, it: Violino classification=String instrument (bowed) range= related= *Violin family (viola, cello) *Viol family (includes double bass) musicians= *List of violinists… …
57Diver rescue — Beaching a casualty while providing artificial respiration Diver rescue, following an accident, is the process of avoiding or limiting further exposure to diving hazards and bringing a SCUBA diver to safety.[1] A safe place is often a place where …
58Playing the violin — This article is about violin techniques used in Western classical music. For more general information, see Violin. This article is part of the Fiddle Violin series. Basic physics of the violin Fiddlers History of the violin …
59Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
60Mind — For other uses, see Mind (disambiguation). The concept of mind (  /ˈmaɪ …
