There was a period in history when the beginning of the world in which we live in was a expressed through legends and myths, now, through the use of increasingly advanced scientific equipment we can see that the universe is more vast and complex than ever imaginable. The purpose of this paper is to bring light to some of the modern beliefs regarding the origin of the universe by answering a series of questions. What are the commonly excepted theories of the evolution of the universe? What is meant by the "Big Bang Theory" and how does it wo ....