Beliefs: Aliens/UFOs vs Ghosts/Paranormal?

Too be totally honest you can fake anything,mainstream science has always been plagued with scientists faking fossils and evolutionary findings.There are charlatans and hoaxers in every aspect of life.The is a couple of sayings I like One is by a former top skeptic of one of the biggest skeptic organizations and his name eludes me,"absence of evidence is not evidence of absence.Remember this.Good luck!!