Theoretically, because light can't escape. If you sent a space ship into a black hole and observed it from afar, it would stop at the edge, but in reality, it would go in.
Wrong.
In order for you to see, light needs to reflect off of objects, and into your eye.
If light cannot reflect back, then you cannot see it, which leads us to fact 25:
25. Scientists have developed a way to make objects invisible by 'wrapping' light around it, therefore making it appear invisible.