Oct 5, 2009 鈥 By WSU News Services 鈥 For years, schoolchildren have been taught the moon is barren and dry 芒鈧 uninhabitable. In just a few days, that school of thought may change when NASA scientists intentionally aim a Centaur rocket to crash into a crater at the south pole of the moon. Scientists expect to find water, said Greg Novacek, director of the Fairmount Center for Science and Mathematics Education at 成人头条 State Un