Watching the usual unsubstantiated claims about alien visitation on a news channel last night, made we think how we might detect alien life on exo planets.
If we had the technology would we send probes or satellites to send back pictures to confirm life?
Then what would we do with the information?
https://www.rt.com/news/451581-ufolo...e-petrodollar/
This guy claims to be a member of SETI.