More+familiar
51Relativity priority dispute — Albert Einstein presented the theories of Special Relativity and General Relativity in groundbreaking publications that either contained no formal references to previous literature, or referred only to a small number of his predecessors for… …
52Christian Calendar — Christian Calendar † Catholic Encyclopedia ► Christian Calendar GENERALITIES All civilized peoples and even those which seem to be only just emerging from utter barbarism keep some kind of record of the flight of time and are… …
53Keyboard layout — QWERTY keyboard on a laptop. A keyboard layout is any specific mechanical, visual, or functional arrangement of the keys, legends, or key–meaning associations (respectively) of a computer, typewriter, or other typographic keyboard. Mechanical… …
54optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… …
55Origin of Superman — The abbreviated origin of Superman as featured in All Star Superman #1 (January 2006) by Grant Morrison and Frank Quitely. The origin of Superman is the story that relates Superman s arrival on Earth and the beginnings of his career as a… …
56Cuisine of the Thirteen Colonies — North American colonies 1763–76 The cuisine of the Thirteen Colonies includes the foods, eating habits, and cooking methods of the British colonies in North America before the establishment of the United States in the 1770s and 1780s. It was… …
57Life 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… …
58painting, Western — ▪ art Introduction history of Western painting from its beginnings in prehistoric times to the present. Painting, the execution of forms and shapes on a surface by means of pigment (but see also drawing for discussion of depictions in …
59technology, 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… …
60electricity — /i lek tris i tee, ee lek /, n. 1. See electric charge. 2. See electric current. 3. the science dealing with electric charges and currents. 4. a state or feeling of excitement, anticipation, tension, etc. [1640 50; ELECTRIC + ITY] * * *… …
