color image separation
41Mercury (planet) — Mercury  ☿ …
42Oberon (moon) — For other uses, see Oberon (disambiguation). Oberon The best Voyager 2 image of Oberon, obtained on January 24, 1986 Discovery D …
43Hubble Space Telescope — Infobox Space telescope name = Hubble Space Telescope (HST) caption = The Hubble Space Telescope as seen from Space Shuttle Discovery during its second servicing mission (STS 82) organization = NASAESASTScI alt names = nssdc id =… …
44Geography of Portugal — Continent Europe Region Iberian Peninsula, Southern Europe Coordinates Coordinates …
45Soviet atomic bomb project — The fathers of the Soviet nuclear program, Dr. Andrei Sakharov (left) with Dr. Igor Kurchatov (right) …
46Telefunken — is a German radio and television company, founded in 1903, in Berlin, as a joint venture of two large companies, Siemens Halske (S H) and the Allgemeine Elektricitäts Gesellschaft ( General Electricity Company ). The name Telefunken appears in: * …
47Scanning tunneling microscope — Image of reconstruction on a clean Gold(100) surface …
48Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of …
49Stereoscopy — Stereoscopy, stereoscopic imaging or 3 D (three dimensional) imaging is any technique capable of recording three dimensional visual information or creating the illusion of depth in an image. The illusion of depth in a photograph, movie, or other… …
50literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
