CNN: Mysterious radio signal from space is repeating every 16 days
Reading Time: 3 minutes Fast radio bursts, or FRBs, are millisecond-long bursts of radio waves in space. Individual radio bursts emit once and don’t repeat. But repeating fast radio bursts are known to send out short, energetic radio waves multiple times. And usually when they repeat, it’s sporadic or in a cluster, according to previous observations.
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