Bok
06-29-2011, 10:08 PM
Extreme age challenges theories of black hole formation
More... (http://www.sciencenews.org/view/generic/id/331980/title/Most_distant_quasar_raises_questions)
More... (http://www.sciencenews.org/view/generic/id/331980/title/Most_distant_quasar_raises_questions)