Newfound Radio Signal Seems to Resemble Heartbeats

Newfound Radio Signal Seems to Resemble Heartbeats

The name FRB 20191221A might not tell you anything, and it’s perfectly understandable. It’s the moniker of a newfound radio signal reaching us from the depths of space, and it’s challenging astronomers’ understanding of such phenomenons by resembling heartbeats.  ScienceAlert…