Inside the Global Effort to Track Mysterious Space Radio Signals

Astronomers are building a global collaboration to identify recently discovered radio blips seemingly originating from deep space. Called "fast radio bursts," or FRBs for short, these enigmatic cosmic signals have so far confounded astronomers, and are the subject of a growing effort to track and observe them. An artist's rendition of the Parkes telescope observing a cosmic radio signal.Image: Swinburne Astronomy Productions. A lot of questions surround the origins of these strange signals, and...