In 1995, two scholars in the United States used a radio telescope with a diameter of 26 meters to search for unknown signals emitted from the depths of the vast universe. However, so far, no radio waves source with the characteristics of the received signal has been found, and in the direction of these radio waves , And there is no stars existstar.
tics of the received signal was found?
The signal has been received but the source of the radio wave cannot be determined.