Grounds for Science - Galaxy Clusters and Black Holes

Searching for Galaxy Clusters from the South Pole by Nicholas Huang, UC Berkeley

Galaxy clusters are made up of hundreds of galaxies, held together by the force of gravity. Nicholas will describe how scientists are using powerful telescopes in chilly places (i.e., the South Pole!) to detect and measure properties of galaxy clusters.

Demystifying Black Holes by Fatima Abdurrahaman, UC Berkeley