Winglets Save Billions of Dollars in Fuel Costs. During the 1970s, the focus at Dryden Flight Research Center shifted from high-speed and high-altitude flight to incremental improvements in technology and aircraft efficiency.
Scorekeeper. Definition. The national media who keep track of and help make political reputations, note who is being mentioned as a presidential candidate, and help decide who is winning and losing in Washington politics.
(ËÊÊ Ér) n. 1. a person who escorts people to seats in a theater, church, etc. 2. an official doorkeeper, as in a courtroom. 3. a male attendant of a bridegroom at a wedding. 4. an officer whose business it is to introduce strangers or to walk before a person of rank. 5. Archaic. an assistant teacher.