Scientists waited a long time to find a ‘missing link’ in a black hole, but then stumbled upon two
When you buy through links in our articles, Future and its syndication partners may earn a commission. An illustration shows a medium-mass black hole in space. | Credit: Robert Lea For decades, astronomers have searched, without much joy, for signs of “missing link” black holes—black holes with masses between “stellar-mass black holes” and “supermassive black … Read more