I am nowadays inherently distrustful of anything related to Kurzweil, and I ignore links to that domain. The article is probably a reposting of <a href="http://www.physorg.com/news/2012-03-moon-fuel-ionic-motor-small.html" rel="nofollow">http://www.physorg.com/news/2012-03-moon-fuel-ionic-motor-sm...</a> , titled "Getting to the moon on drops of fuel: An ionic motor for small satellites"