ყველაზე ძლიერი შავი ხვრელები სამყაროში / The Most Powerful Black Holes in the Universe

The study of extreme physics brought us the bomb. It has taken us inside the violent death of a star. Now, it has brought us face to face with the most destructive force in Nature: a supermassive black hole. How large, how powerful, can these monsters get? What can they tell us about the extremes of time and space?