Science ❯Astronomy ❯Astrobiology ❯Extraterrestrial Intelligence

Technosignatures

Earth’s Airport and Military Radars Are Broadcasting Signals 200 Light-Years Into Space

Researchers are urging updates to SETI search strategies alongside stronger spectrum protections

Earth’s Radar Leakage Could Broadcast Its Location to Aliens 200 Light-Years Away

SETI Expands Alien Search to Over 1,300 Galaxies Using Low Radio Frequencies