science
Swarm of smaller black holes found in NGC 6397 where lone, massive one was thought to exist
The discovery opens up the possibility of black hole mergers in globular clusters – a potential source of gravitational waves.
science
Astronomers observe light flare emerge from the collision of two black holes for the first time
The collision took place 7.5 billion light-years from Earth and the black holes were about the size of Long Island.
science
Pac-Man-like behaviour could explain how massive, spinning black holes merge
Researchers are hoping to find signs of large, spinning black holes that can help in the hunt for gravitational waves.