The universe just keeps getting weirder the further we peer into it. Astronomers have detected the earliest known flickering quasar, a blazing object powered by a supermassive black hole from when the ...

The Euclid space telescope has spotted the oldest quasars—the brightest objects in the universe—ever discovered, deepening a cosmic mystery that has been puzzling scientists. Quasars are powered by ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...