Mystery Fast Radio Burst Caused By Flashing Black Hole

The true nature of mysterious fast radio bursts (FRBs) may not have been revealed after all.

These energetic eruptions seem to pop up in random locations in the cosmos and they appear and disappear in a matter of milliseconds, making them exceedingly hard to pinpoint. Until February, only a handful of definitive FRB signals had been uncovered in archival radio data. As these signals were recorded months or years in the past, follow-up observations were all but impossible, leaving the source of these flashes steeped in mystery.

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