HomeHow do the biggest black holes in the universe form? Ripples in spacetime provide a clue – Space How do the biggest black holes in the universe form? Ripples in spacetime provide a clue – SpaceCanada How do the biggest black holes in the universe form? Ripples in spacetime provide a clue Space These monster black holes did not form the usual way—their history of violence is written into spacetime ripples Phys.org