Astronomers excited as ghostly circles in space defy explanation
Jerusalem Post, Other, 10/12/2020
The circles were dubbed ORCs, which stands for “odd radio circles”. But the big question, of course, is: “what are they?” […] Anna and Emil had been examining the new images from our pilot observations for the Evolutionary Map of the Universe (EMU) project, made with CSIRO’s revolutionary new Australian Square Kilometre Array Pathfinder (ASKAP) telescope.