four-channel recording unit
31performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
32Computers and Information Systems — ▪ 2009 Introduction Smartphone: The New Computer. The market for the smartphone in reality a handheld computer for Web browsing, e mail, music, and video that was integrated with a cellular telephone continued to grow in 2008. According to… …
33Battle of Britain — This article is about the Second World War battle. For other uses, see Battle of Britain (disambiguation). Battle of Britain Part of the Second World War …
34TiVo — s logo, a smiling television set. TiVo (  / …
35Captain Scarlet and the Mysterons — This article is about the 1967 TV series. For the 2005 series, see Gerry Anderson s New Captain Scarlet. Captain Scarlet and the Mysterons …
36Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
37Action potential — In physiology, an action potential is a short lasting event in which the electrical membrane potential of a cell rapidly rises and falls, following a consistent trajectory. Action potentials occur in several types of animal cells, called… …
38Laserdisc — Not to be confused with disk laser, a flat configuration solid state laser. Not to be confused with VCD, DVD, or Blu ray, optical disc formats employing digital video encoding. Not to be confused with CED, a coincident but incompatible analogue… …
39Super Junior — Infobox musical artist 2 Name = Super Junior 슈퍼주니어 Img capt = Super Junior at Super Show in Seoul, South Korea on February 24, 2008. Imge size = Landscape = Background = group or band Origin = Seoul, Republic of Korea Genre = K pop, Mandopop,… …
40United 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… …
