It’s notoriously difficult to take a picture of a black hole. But when they are surrounded by material we have an opportunity to witness the hole carved out by the event horizon. But what we see in the famous images of black holes isn’t the event horizon itself, but a magnified and enlarged ...

By Joshua Hawkins   Astronomers have discovered evidence of a runaway black hole, giving us what could be the first known evidence that supermassive black holes can be ejected from their home galaxies. The researchers publishing their findings on arXiv.org, though it has been accepted to ...