Negative Energy Propulsion?
Yes, NOT to be confused with the 'negative vibes' from "kelly's heroes" . . . http://images.google.com/imgres?imgurl=http://www.movieactors.com/characters/freezes1/Sutherland.jpeg&imgrefurl=http://www.movieactors.com/characters/sutherland.htm&h=124&w=274&sz=9&tbnid=Lg9PsMIhGo8J:&tbnh=49&tbnw=108&start=2&prev=/images%3Fq%3Dsutherland%2Bkelly%2527s%2Bheros%26hl%3Den%26lr%3D%26ie%3DUTF-8%26sa%3DN
