In a galaxy 500 million light-years away, two supermassive black holes could merge, spreading gravitational waves across the ...
Scientists are getting a clearer look at what happens when a black hole tears a star apart and why each cosmic flare looks ...
New research suggests that relic black holes from before the big bang may still shape galaxies today. These black holes could ...
Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...
Dark matter decays could be the missing ingredient explaining how giant black holes formed before the first stars ...
The launch of NASA's James Webb Space Telescope (JWST) in 2021 pushed the horizon of seeing the early universe, unveiling ...