Brief Introduction Preface Chapter 1 Classical and Relativity Spacetime 1.1 Classic Mechanics 1.1.1 Newtonian Mechanics Newton's Laws Galileo Covariance Absolute Space and Inertial Forces 1.1.2 Analytical Mechanics Configuration Space Principle of Least Action Two Kinds of Background Space 1.1.3 Two Kinds of Physics Laws 1.1.4 Flat Background Spacetime and Curved Configuration Space 1.1.5 Does Curved Motion Originate from Space Warp? 1.1.6 General Covariance of Analytical Mechanics 1.2 Relativity 1.2.1 Lorentz Space Lorentz Covariance Lorentz Space is Configuration Space Is Classical Spacetime Subverted? 1.2.2 Electromagnetic Field 1.2.3 If Charge Has Only One Sign Chapter 2 Relativistic Gravity 2.1 Field Equation of Gravity in Curved Space 2.1.1 Mathematical Scheme 2.1.2 Principle of Equivalence and General Covariance 2.2 Local Spacetime and Configuration Space in Relativistic Gravity 2.2.1 Coordinates of Spacetime and Generalized Coordinates 2.2.2 Two Types of Expressions of Dynamics 2.2.3 How Riemann Understand Curved Space 2.3 Physics and Geometry 2.3.1 Two Kinds of Covariance 2.3.2 Conservation Law and Symmetry 2.4 Field Equation of Gravity in Flat Spacetime 2.4.1 Physics Scheme 2.4.2 If Repulsive Matter Exists 2.4.3 Linearized Einstein's Field Equation 2.4.4 Gravitational Waves Equation of Gravitation Waves in Flat Vacuum Detect Gravitation Waves with Interferometer Can Gravitation Waves be Generated and Transported in Curved Spacetime? 2.4.5 Two Field Equations of Gravity 2.5 Zhou-Peng's View of Spacetime 2.5.1 Curved Spacetime and Background Spacetime of Motion 2.5.2 Precession of Mercury's Perihelion No Precession in Newtonian Theory No Precession in Curved Spacetime Too Precession only in Flat Spacetime Precession Problem Cannot be Resolved by Curved Spacetime 2.5.3 Gravitational Waves in Flat Spacetime Chapter 3 Relativistic Cosmology 3.1 Local and Non-Local Physics 3.1.1 Locality of Relativistic Gravity 3.1.2 Non-Local Universe 3.2 The Standard Model of Cosmology Density of Mass-Energy Cosmological Constant R-W Metric Perfect Fluid Energy Equation Dynamic Equation Physics Basis of the Standard Model 3.3 Difficulties in Relativistic Cosmology 3.3.1 Energy Equation is Equivalent to Newton's Cosmology 3.3.2 Two Friedman Equations Contradict Each Other 3.3.3 Is Gravity or Pressure Driving the Universe? Gravity Driven Pressure Driven 3.3.4 Violation of Energy Conservation Cosmological Constant Energy Equation Dynamic Equation 3.3.5 The Cosmological Constant Cannot Accelerate the Expansion 3.3.6 The Principle of Equivalence Does Not Hold Chapter 4 Homogeneous, Isotropic and Flat Universe 4.1 Absolute Motion and Absolute Spacetime 4.2 Difficulties in Newtonian Mechanics and Cosmology 4.2.1 Newman-Seeliger's Paradox and Obers' Paradox Newman-Seeliger's Paradox Olbers' Paradox 4.2.2 Singularities Singular Point Infinite Potential Energy 4.2.3 Inertial System 4.3 The Gravitationally Neutral Universe 4.3.1 Philosophers' Opinions 4.3.2 Local and Non-Local Gravity Chapter 5 Thermal Equilibrium Universe 5.1 Thermal and Non-Thermal Radiation 5.1.1 Non-Thermal Electromagnetic Radiation of Moving Charges 5.1.2 Thermal Electromagnetic Radiation of Condensates 5.1.3 Non-Thermal Gravitational Radiation of Moving Material Objects 5.1.4 Cosmic Thermal Gravitational Radiation 5.2 Local and Non-Local Thermal Radiations 5.2.1 Blackbody Spectrum of Cosmic Microwave Background Radiation 5.2.2 The U