Quantum Theory is the most revolutionary discovery in physics since Newton This book gives a lucid exciting & accessible account of the surprising & counterintuitive ideas that shape our understanding of the sub-atomic world It does not disguise the problems of interpretation that still remain unsettled 75 years after the initial discoveries The main text makes no use of equations but there is a Mathematical Appendix for those desiring stronger fare Uncertainty probabilistic physics complementarity the problematic character of measurement & decoherence are among the many topics discussed ABOUT THE SERIES The Very Short Introductions series from Oxford University Press contains hundreds of titles in almost every subject area These pocket-sized books are the perfect way to get ahead in a new subject quickly Our expert authors combine facts analysis perspective new ideas & enthusiasm to make interesting & challenging topics highly readable