Observable Universe: Contents and Properties

This lecture delves into the contents and properties of the observable universe, exploring topics such as the 3D distribution of galaxies, clustering, galaxy bias, and the correlation function. It also covers the cosmic microwave background, large-scale structures, and the detection of clusters of galaxies. The instructor provides insights into the evolution of the universe, from the early stages to the present day, shedding light on key concepts in modern cosmology.