Astronomers have solved the mystery of why most super massive black holes have such a low accretion rate -- that is, they feed on very little of the available gases, instead acting as if they are on a severe diet.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/L...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/L...