Now that scientists are quite certain that the Higgs Boson (aka the god particle) is the element that allowed the Big Bang to create solid bodies, Gil converses with Sean Carroll, theoretical physicist at Caltech, about what this discovery means to the world of physics. Carroll is the author of the book, "The Particle at the End of the Universe: How the Hunt for the Higgs Boson Leads Us to the Edge of a New World."