reentry structure
81Outline of cell biology — Light micrograph of a moss s leaf cells at 400X magnification. The following outline is provided as an overview of and topical guide to cell biology: Cell biology (formerly cytology, from the Greek kytos, container ) – academic discipline that… …
82Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …
83technology, 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… …
84MISSILES — Les missiles balistiques, après avoir fait une entrée spectaculaire sur le théâtre des armements à la fin de la Seconde Guerre mondiale avec les fusées V2 de l’ingénieur allemand Wernher von Braun, ont acquis à partir des années soixante une… …
85ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …
86performing 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 …
87Atmosphere of Earth — Air redirects here. For other uses, see Air (disambiguation). Qualities of air redirects here. It is not to be confused with Air quality …
88Timeline of Russian inventions and technology records — The Hall of Space Technology in the Tsiolkovsky State Museum of the History of Cosmonautics, Kaluga, Russia. The exhibition includes the models and replicas of the following Russian inventions: the first satellite, Sputnik 1 (a ball under the… …
89Oil well — The pumpjack, such as this one located south of Midland, Texas, is a common sight in West Texas. An oil well is a general term for any boring through the earth s surface that is designed to find and acquire petroleum oil hydrocarbons. Usually… …
90Hannes Alfvén — Infobox Scientist name = Hannes Olof Gösta Alfvén imagesize = 180px birth date = birth date|1908|5|30|mf=y birth place = Norrköping,Sweden death date = death date and age|1995|4|2|1908|5|30 death place = Djursholm, Sweden field = Plasma physics… …
