Special Relativity, Empirical evidence for the constancy of c, Frames of references; Lorentz transformations; relativity of simultaneity; twin and other paradoxes (3); Transformation laws for velocity, momentum, energy; Mass-energy equivalence; force Equations (2); Kinematics of decays and collisions (2); Maxwell's equations in covariant form (3); Representations of the Lorenz Group and SL(2,C) (4); Introduction to General Relativity; Principle of equivalence; Mach's principle (2); Riemannian geometry; Christoffel symbols, the curvature and stress-Energy tensors; the gravitational field equations; Geodesics and particle trajectories (6); Schwarzchild solution; Experimental tests (3); Basic cosmology; FRW-metric; Cosmological expansion; Cosmic Microwave background; Helium abundance; anisotropies in the CMB (3).