Originally posted by Symmetric Chaosmy response is: have you ever flown and looked at the horizon how it curves..
Yes. These people are ducks. They should have two of the various proofs explained to them. If they still don't get it they should be eaten for Thanksgiving.
how the daylight rises and sets at a particular time in different time zones and how the movement of the sun also appears ecliptical.
also how many of the planetary objects in the sky all appear circular..
plus most importantly why no one has fallen off the planet with the technology at our disposal from planes, walk abouts, cars and boats...
i really want to cry when i hear that famous comment.