Ultimate fate of the universe out a theory that has since come to be called the Big Bang theory of the origin of the universe. In 1948, Fred Hoyle set out his opposing Steady State theory in which the universe continually expanded but remained statistically unchanged as new matter is constantly created. These two theories were active contenders until the 1965 discovery, by Arno Penzias and Robert Wilson, of the cosmic microwave background radiation, a fact that is a straightforward prediction of the Big Bang theory, and one that the original Steady State theory could not account for. As a result, the Big Bang theory
The Big Bang Theory (season 4) only on the women, and in the process has made Penny a much more well-rounded character rather than just a foil for the nerds". Todd VanDerWerff of "The A.V. Club" wrote that "Jim Parsons and Kaley Cuoco's interplay remains the show's secret weapon", and Eric Hochberger of TV Fanatic wrote: "Really though, everything about the main story worked amazing. Mayim fits in perfectly in "The Big Bang Theory" cast and played off of Kaley Cuoco just as well as Emmy Award-winning Parsons". The Big Bang Theory (season 4) The fourth season of the American sitcom "The Big Bang Theory", began