How did it all begin? (And how will it all end?) How was our universe created - and how did we come to be? In today's episode, we'll answer these momentous questions using the monumental Big Bang theory: a theory not only describing the birth of our universe, but also its subsequent expansion and growth from a baby universe to the vast, expansive beauty we know it as today. So how did our universe go through puberty? Well, tune in today to find out!