https://www.eutimes.net/2013/02/scientists-now-know-how-fast-a-black-hole-spins/ We deliver exclusive hidden news that you won't just find anywhere, information that nobody wants you to know about. Updated 1 minute ago. Thu, 28 Feb 2013 23:40:12 +0000 hourly 1 https://wordpress.org/?v=6.4.3