Hi all - http://www.economist.com/sciencetechnology/displayStory.cfm?story_id=14698363 Crikey, a double whammy. Perhaps Keller will shut up now, and whoever funded her will be fired. One has to wonder why neither the USGS nor NASA managed to locate this one. If anyone has any answer, do let us know. E.P. Grondine Man and Impact in the Americas