Today started the IAU Symposium 342: Perseus in Sicily in Noto, Italy. For one week, until May 13, 2018, multi-wavelength observers and theoreticians, experts from the event horizon out to the Megaparsec scales, meet and discuss, near to the INAF 32m radio telescope and the CTA-ASTRI prototype.
While the Perseus system is an ideal stage to foster discussion, one focus of interest lies in the physics itself.
More information here.