The research explores untapped higher-frequency radio bands and proposes a new method to dramatically increase the number of stars analyzed in existing data. Expanding the search spectrum Humanity’s search for alien life has long been fixated on a single, cozy corner of the radio spectrum. Hence, the search for alien intelligence was mostly concentrated on a narrow band of the radio spectrum known as the “water hole.“ Instead of booking expensive, dedicated telescope time to hunt for alien technosignatures, Mason raided ALMA’s vast digital archives. “For decades, SETI searches have concentrated on a relatively small part of the radio spectrum.