How do we know the Earth is round? Because the Disneyland NASA actors told us? Probably. Is the sun a lamp strapped to the ice wall? Definitely.  Buckle in for a tangent-filled, chaotic, messy-but-fun episode about Flat Earthers with our Meme Lord RUTH! 

Sources:

Flat Earth ‘Theory’

Modern Flat Earth belief from the Mother Source

Myth of Flat Earth from the Mother Source

Flat Earth Society webpage

Library of Congress collection of Flat Earth Material

Fighting Flat Earth Theory

Flat Earth Conference coverage from CNN

Forbes on Flat Earth Supporters going to Antarctica