Mysterious repeating radio signals have been detected coming from outside our galaxy Unlike any signal we've heard before.

Astronomers have detected repeating blasts of radio signals coming from deep space. These short-lived signals are known as 'fast radio bursts' (FRBs), and although we've heard them before, they were always thought to be one-off events coming from random locations. But for the first time ever, researchers have now heard repeating signals, all emanating from a single unknown source outside our galaxy.
READ MORE:http://www.sciencealert.com/mysterious-repeating-radio-signals-have-been-detected-coming-from-outside-our-galaxy