Monster Black Holes: What Lurks at the Center of Galaxies?
Dr. Chung-Pei Ma (University of California, Berkeley)
Listen (mp3 file, 27.9 MB)
Black holes are among the most fascinating objects in the cosmos, in part because they can grow to monstrous size, swallowing the mass of millions or billions of suns. Dr. Ma describes recent discoveries of record-breaking black holes, each with a mass of ten billion times the mass of the Sun. New evidence shows that these objects could be the dormant remnants of powerful “quasars” that existed in the young universe.