The majority of FRBs identified prior to CHIME's observations featured high frequencies
Are Aliens Trying To Communicate With Us?
The unexplained radio bursts were recorded over the course of just three weeks in July 2018, during the telescope's warm up phase. CHIME, the Canadian Hydrogen Intensity Mapping Experiment, is not ...
http://www.thewrapupmagazine.com/2019/01/are-aliens-trying-to-communicate-with-us.html