Also sent in by William, a link to a video – https://www.msn.com/en-us/news/world/this-gravitational-wave-discovery-wasn-t-supposed-to-happen/vi-AA1ST23E … scientists have confirmed a new gravitational wave signal coming from a black hole collision billions of years ago. Unlike earlier detections, this one carries unexpected details that challenge how these objects are thought to form.
Do black holes exist? If not so how can they collide?