BLACK HOLE FOOTPRINTS. “Searches for PBH bursts are ongoing. Although there are candidates for such events, no confirmed PBH burst event has been detected. The spectral properties of such bursts should be distinguishable from the ‘normal’ GRBs.” (PBHs = primordial black holes; GRBs = gamma ray bursts).
https://lnkd.in/dggABMY