As Ian continues to process his new view of the universe, he decides to put some of it into words, which draws Angela's attention.  Within hours, he writes the equivalent of several novels.  Pruit, who is finally released from his brace is in a position to begin to understand what he has discovered, and it is startling!  Sally must moderate the importance of what they are discovering about the mysteries of the universe with how they can apply it to their immediate needs.  And Rachel propositions Berns for one last mission, which could get them both killed.