Awesome Black Holes

The Action Lab made an unnerving patch of complete darkness using a fabric called Kiwami Black. It absorbs 99.9% of visible light, making it the world’s blackest fabric. Having lured us in, the channel proceeds to use this unreal circle as a visual tool to explain the even more bizarre nature of black holes.

Kurzgesagt recaps some of the scientific speculations about black holes. They then explore a few thought experiments about these mysterious cosmic locations, leading up to a mind-blowing possibility. If physicists are correct and a black hole creates a universe inside it, then we could be inside a black hole, that’s inside a universe, that’s inside a…

Because of their power and extreme nature, black holes are some of the most awe-inspiring objects in the universe. Kurzgesagt offers a deep dive into these regions of spacetime and ponders what might happen if their immense gravity got a hold of you. Also, we just learned an awesome new word: spaghettification.