artificial ground
61Autonomous car — For the wider application of artificial intelligence to automobiles, see Vehicle Automation. Junior, a robotic Volkswagen Passat parked at Stanford University. An autonomous car, also known as robotic or informally as driverless, is an autonomous …
62United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
63Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
64Mesopotamia, history of — ▪ historical region, Asia Introduction history of the region in southwestern Asia where the world s earliest civilization developed. The name comes from a Greek word meaning “between rivers,” referring to the land between the Tigris and… …
65Baseball field — The baseball diamond of the San Diego Padres PETCO Park, seen from the stands. A baseball field, also called a ball field or a baseball diamond, is the field upon which the game of baseball is played. The terms baseball field and ball field are… …
66Nanorobotics — Part of a series of articles on Molecular Nanotechnology …
67American Working Terrier Association — The American Working Terrier Association (AWTA) was founded in 1971 by Patricia Adams Lent to encourage and promote the breeding, hunting, and ownership of terriers of correct size, conformation, and character to perform as working terriers. From …
68materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
69Flying car (aircraft) — For other uses, see: Flying car. For non real (fictional) flying cars, see: Flying car (fiction). Moller Skycar M400 to the right, next to older Moller models …
70Moot hill — A moot hill or mons placiti (statute hill)[1] is a hill or mound historically used as an assembly or meeting place. In early medieval Britain, such hills were used for moots , meetings of local people to settle local business. Among other things …
