A significant part of the book focuses on the Special and General theories of relativity. The tests and experimental evidence supporting the theories are explained together with their predictions and their confirmation.

"Assuming a minimum of technical expertise beyond basic matrix theory, the authors introduce inertial frames and Minkowski diagrams to explain the nature of simultaneity, why faster-than-light travel is impossible, and the proper way to add ...

Both this standard edition (red cover) and the Deluxe edition (blue cover) contain all the previous topics. The Deluxe edition (blue cover)will add 74 pages containing chapters on Dimensional Analysis.