Physicists detect rare 'second-generation' black holes that prove Einstein right... again - Live Science

Physicists detect rare 'second-generation' black holes that prove Einstein right... again  Live ScienceScientists hear 2 newborn black holes 'crying' through ripples in spacetime — and one had a birth unlike anything seen before  SpaceColliding Black Holes Might Have Formed from Earlier Cosmic Smashups  CaltechWhen Black Holes Eat Their Own  Universe TodayBlack hole detected escaping at full speed after a collision for the first time  Earth