Some of the experiments at CERN atm are all about trying to find the Higgs boson, and at teh same time get a glimpse into the other of the 11 dimensions that our 3D world is just an explosion in? perhaps our 3D world is just a bubble in the 11 dimensions, and they keep forming more universes when the membranes collide.. I guess we need to wait on what the experiments say about those dimensions before we can talk about whta an 11 dimension universe looks like