Ars Technica (Boston, Aug. 17) -- Rogue supernovas that explode all alone in deep space present an astronomical mystery. Where did they come from? How did they get there? The likely answer: a binary black hole slingshot, according to a new study by Ryan Foley, a professor of astronomy and physics at Illinois. Also: The Daily Galaxy (Aug. 14), R&D Magazine (Aug. 14), Zee News (Austrailia, Aug. 15), IBC World News (Aug. 16), Softpedia (Aug. 15), Space.com (Aug. 27).