When three galaxies collide, what happens to the huge black holes at the centers of each? A new study using NASA’s Chandra X-ray Observatory and several other telescopes reveals new information about how many black holes are furiously growing after these galactic smash ups. Source: [url=http://www.nasa.gov/mission_pages/chandra/images/galaxies-hit-single-doubles-and-a-triple-growing-black-holes.html]Galaxies Hit Single, Doubles, and a Triple (Growing Black Holes)[/url]