The Origin Some 12 billion years ago the universe emerged from a hot, dense sea of matter and energy. As the cosmos expanded and cooled, it spawned galaxies, stars, planets and life. Since the beginning of human civilization, people have always questioned the origins of their existence and the creation of the universe. Cosmology, the scientific study of the large scale structure and evolution of the universe, has developed and evolved in response to the human …showed first 75 words of 3889 total…

…showed last 75 words of 3889 total…James E. The Evolution of the Universe. 26 Oct. 1994. <http://www.sciam.com/specialissues/0398cosmos/0398peebles.html>. Silk, Joseph. The Big Bang. San Francisco: W.H. Freeman and Company, 1980. Silk, Joseph. Cosmic Enigmas. Woodbury, NY: The American Institute of Physics Press, 1994. Silk, Joseph. The Big Bang. New York: W. H. Freeman and Company, 1989. Smoot, George and Keay Davidson. Wrinkles in Time. New York: William Morrow & Company, Inc., 1993. Trefil, James S. "The Moment of Creation" Quest Feb. 1983: 10.