Black holes are very much real science and confirmed to exist, yes, they have to be measured by their effects on other things because they're often invisible, but yes they are very much real and confirmed.
Also: pretty cool, I mean, they've always kinda figured that's all it could have been, now my thoughts are: what came together to form it?
"So if you go to Washington, it's buildings clean and nice. Bring a pack of matches...and we'll burn the White House twice!"
"Nobody's talking about extermination. No one ever does. They just do it." - Magneto
"Don't solicit for your sister, that's not nice, unless you get a good percentage of her price."