A mysterious radio signal from a nearby galaxy has scientist wondering if it's alien life.
Astronomers a part of the Search for Extraterrestrial Intelligence program scan for radio signals that could come from non-human intelligent life in the universe. Recently, astronomers saw evidence of a mysterious radio signal while looking through archived data from 2019.
The signal was coming from the direction of our closest solar system Proxima Centauri, which is 4.2 light-years away.
Now there could be several explanations to the radio signal, but scientist aren't ruling out extraterrestrial life.