Astronomers Use New Technique to Search for Alien Signals Between Planets
A new search technique has allowed astronomers to target exoplanets that align with Earth and each other in search of radio signals that could indicate interplanetary communication. Penn State researchers, in collaboration with the SETI Institute, recently conducted a 28-hour search of the TRAPPIST-1 system using the Allen Telescope Array (ATA), marking the most extensive investigation of its ki