8.286 The Early Universe (Fall 2013, MIT OCW). Instructor: Professor Alan Guth. The Early Universe provides an introduction to modern cosmology. The first part of the course deals with the classical cosmology, and later part with modern particle physics and its recent impact on cosmology.
Lecture 15 - Black-Body Radiation and the Early History of the Universe, Part I
In this lecture, the professor reviewed the spacetime geodesic equation; talked about the Schwarzschild metric and radial geodesics; and solved the radial infall equation.