"Version: 20180801"--Title page verso."A Morgan & Claypool publication as part of IOP Concise Physics"--Title page verso.Includes bibliographical references.1. Introduction -- 1.1. Why dark matter? -- 1.2. Evidence for dark matter2. Particle dark matter candidates : constraints from observations -- 2.1. Dark matter particle candidates -- 2.2. Dark matter searches -- 2.3. Constraints on dark mat…