Apparently, this user prefers to keep an air of mystery about them.
15 Why can't dark matter be black holes? Apr 19 '12
5 What is Energy made of? Sep 7 '11
5 What would a rotating black-hole look like to a “geo-stationary” observer orbiting the black hole Jul 29 '11
5 Relationship between the cosmic microwave background (CMB) radiation and the visible universe Jul 17 '11