We don't have a reliable way to search for signs of other civilizations at meaningful scale.
open
Global / Unspecified, Global
Current searches scan a tiny fraction of the sky and only for a narrow range of signals. Without better tools, we may be missing evidence of other intelligent life simply because we aren't looking in the right way.
Citation ID: WS00019
Title: We don't have a reliable way to search for signs of other civilizations at meaningful scale.
URL: https://worldsolve.org/index.php?api=problem&id=19