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31Visual display unit — A visual display unit, often called simply a monitor or display, is a piece of electrical equipment which displays images generated from the video output of devices such as computers, without producing a permanent record. A newer monitor… …
32Secondary surveillance radar — SSR antenna of Deutsche Flugsicherung at Neubrandenburg, in Mecklenburg/Western Pomerania Secondary surveillance radar (SSR)[1] is a radar system used in air traffic control (ATC), that not only detects an …
33Mexican general election 2006 controversies — Mexico This article is part of the series: Politics and government of Mexico …
34Anthropology and Archaeology — ▪ 2009 Introduction Anthropology Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …
35Autoland — In aviation, autoland describes a system that fully automates the landing phase of an aircraft s flight, with the human crew merely supervising the process.DescriptionAutoland systems were designed to make landing possible in visibility too poor… …
36Cosmic Background Explorer — (COBE) General information NSSDC ID 1989 089A Organization NASA …
37Phoenix (spacecraft) — This article is about the Mars lander. For the Star Trek spacecraft, see Phoenix (Star Trek). For other uses, see Phoenix (disambiguation). Phoenix Mars Mission Artist s impression of the Phoenix spacecraft as it lands on Mars Operator NASA …
38Dental implant — Intervention A Straumann brand root form endosseous dental implant placed in the site of the maxillary left permanent first molar with bone graft used to elevate the sinus floor …
39Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …
40Tikal — For other uses, see Tikal (disambiguation). Tikal National Park * UNESCO World Heritage Site …
