Researchers have concluded that the source of strange cosmic flashes of light called Fast Radio Bursts, first detected in 2007 and were for years too elusive to accurately track, originate from a place they didn't expect -- a small galaxy beyond the borders of the Milky Way.

See the source article by following the link below:
Researchers have concluded that the source of strange cosmic flashes of light called Fast Radio Bursts, first detected in 2007 and were for years too elusive to accurately track, originate from a place they didn't expect -- a small galaxy beyond the borders of the Milky Way.