Reviving search for extraterrestrial intelligence with high-energy astronomy

What new methods can be developed in the search for extraterrestrial intelligence (SETI)? This is what a recent white paper submitted to the 2025 NASA Decadal Astrobiology Research and Exploration Strategy (DARES) Request for Information (RFI) hopes to address, as a pair of researchers from the Breakthrough Listen project and Michigan State University, discussed how high-energy astronomy could be used for identifying radio signals from an extraterrestrial technological civilization, also called ...