Sean Carroll & Matt Strassler talk particle physics, time and space with Host Alan Boyle. Hosted in Second Life by the Exploratorium. Follow @seanmcarroll @mattstrassler @b0yle Links Alan writes about it here http://cosmiclog.nbcnews.com/_news/2013/02/06/16873050-how-to-check-the-x-files-of-physics?lite http://preposterousuniverse.com/ http://profmattstrassler.com/