Sci-tech video highlights on the Webhttp://cosmiclog.msnbc.msn.com/archive/2007/02/27/70670.aspx• NBC via YouTube: Quantum physics on 'Late Night' • Boing Boing: First sci-fi film retracked online • Flixxy: Medieval tech support • NBC News: Robots may save troops' lives en-USCommunityServer 2.0 (Build: 60608.1)