The Theory of Everything: The Origin and Fate of the Universe

In this series of lectures Stephen W. Hawking tries to give an outline of what we think is the history of the universe from the big bang to black holes. The first lecture briefly reviews past ideas about universe and how we got to our present picture. One might call this the history of the universe. The second lecture describes how both Newton and Einstein theories of gravity led to the conclusion that the universe could not be static: it had to be either expanding or contracting.This in tu...