After examining 100,000 galaxies, the search for advanced extraterrestrial civilization is still unsuccessful. The study of researchers at the Pennsylvania State University is on dead-end when they got no kind of response from all the galaxies they sent messages to.
The scientists made use of the data that tracked down possible sources of infrared radiation from NASA satellite Wide-field Infrared Survey Explorer (WISE) in order to look for aliens. It was Freeman Dyson, physicist, who came up with the idea that aliens could be visible with the help of infrared s...
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