"Version: 20181001"--Title page verso.Includes bibliographical references.1. Introduction -- 1.1. The standard cosmological model -- 1.2. The universe as a laboratory for fundamental physics -- 1.3. This book2. Cosmological models -- 2.1. Scalar field models for cosmic -- 2.2. Screening mechanisms -- 2.3. The quasi-static approximation -- 2.4. Conclusions3. Probes of cosmic structure formation …