Navy’s Mach 8 Railgun Obliterates Record (w/ video) Posted by Mithrandir on Saturday December 11, 2010 @06:18AM from the wired.com dept. http://www.wired.com/dangerroom/2010/12/video-navys-mach-8-railgun-obliterates-record/ ( 2 comments | 6 points | on HN )