I wonder how many people believe in refraction calculations and the principle of scientific experimentation and also believe the earth is flat... Though the co

I wonder how many people believe in refraction calculations and the principle of scientific experimentation and also believe the earth is flat... Though the construction of this experiment reminded me of this historic attempt to prove the flatness of the earth I should probably remember to replicate on my boat next time I pass through. https://en.wikipedia.org/wiki/Bedford_Level_experiment https://en.wikipedia.org/wiki/Bedford_Level_experiment