Client: Harvard-Smithsonian Center for Astrophysics
Date: 2020
Caption: Artist’s conception depicting the growth channels of black holes in the nearby and distant universe. In the nearby universe, smaller black holes grow by accretion while larger black holes grow by mergers. In the distant universe, the opposite is true.
Credit: M.Weiss/CfA
Link: https://www.cfa.harvard.edu/news/scientists-shed-light-growth-black-holes