#author("2022-06-17T04:16:04+09:00","","") There could be four hostile civilizations in the Milky Way, researcher speculates - Phys.org In 1977, the Big Ear Radio Telescope at Ohio State University picked up a strong narrowband signal from space. The signal was a continuous radio wave that was strong in intensity and frequency and had Author : Matt Williams #technology #tech #innovation #engineering #business #iphone #technews #science #design #apple #gadgets #electronics #android #programming #software #smartphone #samsung #instagood #coding #computer #pro #instatech #education #security #gadget #mobile #instagram #technologynews #HATINC READ MORE : https://hatinco.com/2022-06-hostile-civilizations-milky-speculates.htm