Black Hole-merger

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Swarm of smaller black holes found in NGC 6397 where lone, massive one was thought to exist
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.

Astronomers observe light flare emerge from the collision of two black holes for the first time
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.

Pac-Man-like behaviour could explain how massive, spinning black holes merge
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.