Not going to be popular on this thread, but... demonic activity. Answers all the questions?
We'll have to wait until we can discern this from their behavior or words or both, but it would certainly fit with the Biblical worldview, which frankly has shown itself to be accurate over a very long period of time.
Hey now, don’t kill the messenger :) Just repeating the two things my dad believed were the only possibility. Another realm, or from right here on good, old earth :)
See post 48 above.