Fundamentals and latest developments in earthquake physics. Kinematic point sources, finite-fault representations of earthquake ruptures, seismic radiation. Linear elastic fracture mechanics, dynamics of the earthquake rupture process, and frictional models. Nucleation, propagation and arrest of earthquake ruptures. Small-scale and large-scale geometrical complexities. Earthquake scaling, earthquake statistics, long-term earthquake cycle and short-term earthquake predictability. Seismic hazard, tsunami generation, earthquake-engineering applications, induced earthquakes in geo-reservoirs and due to wastewater injection, role of fluids in the earthquake cycle and for earthquake processes. Numerical methods in earthquake physics.