Repeating fast radio bursts recorded for the first time
Deep-space blasts came again and again and again
![Arecibo Observatory](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/03/030116_cc_Prepeating-FRB_free.jpg?fit=860%2C460&ssl=1)
DO YOU COPY? Multiple radio signals detected at Arecibo Observatory (pictured) in 2012 and 2015 came from the same source, a new study reports.
Arecibo Observatory/NAIC/NSF