#2217 - Brian Cox

1147.988 - 1179.66 Unknown

So when... When we're looking at the structure of the universe, obviously there's... so much still to learn just about what's out there. But what role do we think? Is there a purpose? Is that the right term for a black hole? Obviously, do they still believe that in the center of every galaxy there's a supermassive black hole that's, what is it, one half of 1% of the mass of the galaxy?