Written in simple and accessible language, this non-technical introduction to cosmology, or the creation and development of the universe, explains the discipline, covers its history, details the latest developments, and explains what is known, what is believed, and what is purely speculative. In addition, the author discusses the development of the Big Bang theory, and more speculative modern issues like quantum cosmology, superstrings, and dark matter.

About the Series: Combining authority with wit, accessibility, and style, Very Short Introductions...

What is Einstein's theory of relativity? The big bang theory? Curvature of spacetime? What do astronomers mean when they talk of a flat universe? This authoritative guide to the cosmos offers answers to these and other questions. It features cross-referenced background chapters which provide readers with an introduction to the state of cosmological knowledge and an A-Z body of entries which can be used as a quick reference to a wide range of terms and concepts. Entries include topics such as: Black Hole; Doppler Effect; Fermi, Enrico; Heat Death of the Universe; Life in the Universe; Olber's...