The universe is rippling with a faint ‘gravitational wave background’ created by colliding black holes, huge international study suggests
On June 29, five independent teams of radio astronomers published a series of papers presenting evidence that the universe is filled with gravitational waves created by colliding supermassive black holes. The North American, European, Indian, Chinese and Australian teams monitored rapidly spinning dead stars known as pulsars to gather information about the gravitational waves. “The … Read more