NASA: Black holes make perfect lab for dark matter Reuters Thursday, July 02, 2015 23:57 Email Print RELATED NEWS SpaceX rocket explosion “a blow” to NASA - official NASA to use hololens on space station NASA releases unique footage of dwarf planet Ceres 50 years of NASA spacewalks NASA scientists believe the gravitational pull of black holes in the galaxy is causing dark matter to smash together at such high intensity that it's emitting gamma-ray light. More : NASA black hole gamma-ray light
U.S.-Russian crew lands in Kazakhstan after 172 days in space "Have fun riding though the atmosphere ... and have a very safe and exceptionally soft landing."