One of the first things that people learn about black holes is that they absorb everything which comes close to them, but this isn’t exactly accurate. It is true that once anything passes the event horizon of a black hole it can never escape, but there…
Black holes are some of the most mind-bending objects in the universe. They are so dense that anything which passes their event horizon, even light, can’t escape. That’s where they get their name, as the black hole itself is impossible to see. Fortunat…
We’re coming to the end of Black Hole Week, NASA’s celebration of the beastly cosmic monsters which suck in light, matter, and everything else that comes too close to them. But just because they eat light doesn’t mean black holes are impossible to imag…