Supermassive black holes with powerful jets of high-energy particles, pointing directly at Earth are called blazars.
A supermassive black hole in a distant galaxy is once again surprising scientists. In 2018, a black hole called 1ES 1927+654, ...
Astronomers discover a supermassive black hole, weighing 700 million suns, firing a giant energy beam directly at Earth from ...
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 ...
A strange black hole is making scientists scratch their heads.
"There's always going to be a little hallucination" with machine learning, says PlayerUnknown Productions' engine team behind ...