A rare interstellar visitor triggered a SETI search for alien technology

Scientists with the SETI Institute have completed a search for possible technological signals coming from 3I/ATLAS, the third known interstellar object to pass through our Solar System. Using the Allen Telescope Array (ATA) at Northern California's Hat Creek Radio Observatory, researchers examined a broad range of radio frequencies for evidence of extraterrestrial technology. As expected based on previous observations, they found no signs of artificial signals, further supporting t...