Mysterious and powerful radio waves from deep space are coming in clusters, scientists revealed on Wednesday, having only discovered their existence a decade ago.
The repeated pulses emanate from well beyond the edge of the Milky Way Galaxy, according to a study published in the journal Nature.
It was previously thought that these so-called fast radio bursts (FRBs) — which can emit as much energy in a millisecond as the Sun emits in 10,000 years — were one-off phenomena.
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