Atom smasher may give birth to 'Black Saturns' 20:18 13 February 2007 NewScientist.com news service Stephen Battersby If we ever make black holes on Earth, they might be much stranger objects than the star-swallowing monsters known to exist in space. According to a new theory, any black hole that pops out of the Large Hadron Collider under construction in Switzerland might be surrounded by a black ring – forming a microscopic "black Saturn". A black hole and a black ring can co-exist, in theory, as long as they are set spinning, say Henriette Elvang of MIT in Cambridge, US, and...