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How To Weigh a Black Hole: Just Look At Its Galaxy
My father was a rancher, who had the uncanny ability to accurately estimate the weight of each animal in his herd of cattle simply by looking at them. Today, at the American Astronomical Society meeting in St. Louis, astronomers announced a new, simple way of determining masses of super-massive black holes by just looking at … Continue reading "How To Weigh a Black Hole: Just Look At Its Galaxy"
Nancy Atkinson