Pushing Black-Hole Mergers to the Extreme (IMAGE) Rochester Institute of Technology Caption Two black holes with a mass ratio of 100:1 are on the verge of colliding in this image. Credit Hans-Peter Bischof, Center for Computational Relativity and Gravitation at Rochester Institute of Technology Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.