Despite Protests, U. of Toronto Closes ObservatoryIn the early 1970s, Tom Bolton, an astronomer working at the University of Toronto's David Dunlap Observatory, was the first to find strong physical evidence that black holes exist. Now, more than three decades later, the observatory seems to be disappearing into the black hole of unwanted facilities.... Copyright © 2009 by The Chronicle of Higher Education Subscribe | About The Chronicle | Contact us | Terms of use | Privacy policy | Help |