A team of scientists led by expert Raúl Jiménez, ICREA researcher at the University of Barcelona's Institute of Cosmos Sciences (ICCUB), in collaboration with the University of Padua (Italy), has presented a revolutionary theory about the origins of the universe.

Scientists are using pulsars to detect the gravitational wave 'hum' created from supermassive black hole mergers. Credit: National Science Foundation (NSF)