These resources help illustrate the theories, principles, and concepts of cosmology, the study of the formation and evolution of the universe. The theory, generally accepted among researchers and scientists, has at its...

The Universe Forum is the national center for teaching and learning about the structure and evolution of the universe. Sponsored by NASA and based at the Harvard-Smithsonian Center for Astrophysics, the Forum uses the...

This site, authored by Mike Guidry of the University of Tennessee, Knoxville, deals with the beginning of the universe and how it formed. This site discusses the big bang theory which includes ideas such as the...

This site discusses cosmologists current understanding of the inflationary universe theory. It poses the question: "Was cosmic inflation the "bang" of the big bang?" Chapters include 1. Introduction; 2. A very special...