Earth, Supermassive black hole

A strange black hole is making scientists scratch their heads.
In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again by 2020 -- only to dramatically increase its output again in 2023. At that ...
Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...
Black hole quantum effects are usually thought to be too small to have any observable signatures. This is indeed the case for ...
A supermassive black hole in a distant galaxy is once again surprising scientists. In 2018, a black hole called 1ES 1927+654, ...
"There's always going to be a little hallucination" with machine learning, says PlayerUnknown Productions' engine team behind ...