Nasa's Twitter account, known as Mars Phoenix, was created last May with the goal of providing the public with near real-time updates on the mission - it has won an award for one of the best uses of social networking media.
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Twitter award for Nasa's Mars project
Twitter award for Nasa's Mars project
"Integrity" and "integer" both contain a Latin root meaning "whole; complete." The root sense, then, is that people may be said to be acting with integrity when their beliefs, words, and actions have a sense of unity or wholeness.