Every 22 minutes, a mysterious signal pierces the silence of the universe. Astronomers are baffled, because they have been hearing this signal for an incredible 35 years and until now its true origin has been a mystery! This signal could be a completely new cosmic phenomenon or it could even be a message whose algorithm and true meaning we have not understood. Where does this mysterious signal really come from? Why is it so different from all other sounds and signals in space and have scientists finally found a plausible solution?