A team of Chinese and US scientists have put their reputation on the line with an extraordinary claim: that, with numerous caveats, a newly identified narrowband signal could be a sign of intelligent extraterrestrial life.
The unusual signal — picked up by the Five-hundred-meter Aperture Spherical Telescope (FAST) in southwest China, the world's largest radio telescope — seems to have the team legitimately wondering whether it could be the first-ever sign of life beyond Earth.
https://futurism.com/possible-extraterrestrial-signal-direction-earthlike-planet