Weekend field trips on the Webhttp://cosmiclog.msnbc.msn.com/archive/2009/01/30/1773338.aspx 'Nova' on PBS: 'The Spy Factory'  Economist: What to make out of spider silk Popular Mechanics: Decoding 'Lost' technology Popular Science: Artificial gravity ... fact and fiction en-USCommunityServer 2.0 (Build: 60608.1)Weekend field trips on the Webhttp://cosmiclog.msnbc.msn.com/archive/2009/01/30/1773338.aspx#2032974Mon, 17 Aug 2009 18:23:07 GMT8a5d2dbc-a0e4-4c7a-979f-3188051f228e:2032974youTubeReaLLy, iS it so beautifuL ?.