to verify details
51Space elevator economics — compared and contrasted with the economics of alternatives, like rockets. Costs of current systems (rockets) The costs of using a well tested system to launch payloads are high. Prices range from about $4,300/kg for a Proton launch [cite web… …
52Winter Soldier Investigation — For other uses, see Winter Soldier (disambiguation). The Winter Soldier Investigation was a media event sponsored by the Vietnam Veterans Against the War (VVAW) from January 31, 1971 – February 2, 1971. It was intended to publicize war crimes and …
53Criticism of Hugo Chávez — Hugo Chávez is a passionately disputed personality. Supporters view him as a socialist liberator, hailing him for promoting Latin American integration, fighting imperialism and neoliberalism, empowering Venezuela s poor and indigenous communities …
54Merchant account — A merchant account is a type of bank account that allows businesses to accept payments by debit or credit cards. A merchant account is established under an agreement between an acceptor and a merchant acquiring bank for the settlement of credit… …
55Aircraft of the Battle of Britain — The Battle of Britain (German: [http://de.wikipedia.org/wiki/Luftschlacht um England Luftschlacht um England ] ) was an effort by the German Luftwaffe during during the summer and autumn, 1940 to gain air superiority over the United Kingdom in… …
56aerospace industry — Introduction assemblage of manufacturing concerns that deal with vehicular flight within and beyond the Earth s atmosphere. (The term aerospace is derived from the words aeronautics and spaceflight.) The aerospace industry is engaged in the …
57survey — A precise physical determination of the location and boundaries of real property. Surveys are performed by qualified experts called surveyors. Survey findings are reflected in documents called surveys, survey reports, or certificates of survey.… …
58P = NP problem — The relationship between the complexity classes P and NP is an unsolved question in theoretical computer science. It is considered to be the most important problem in the field – the Clay Mathematics Institute has offered a $1 million US prize… …
59Arabian horse — Infobox Horse name= Arabian horse status = DOM image caption= An Arabian Mare altname= Arabian, Arab country= Developed in the Middle East, most notably Arabian peninsula group1= Arabian Horse Association (AHA) (United States) group2=The Arabian… …
60REAL ID Act — of 2005 Full title To establish and rapidly implement regulations for State driver s license and identification document security standards, to prevent terrorists from abusing the asylum laws of the United States, to unify terrorism related… …
