Read More Skeptic In this review of investigative journalist Kelly Weill’s important book on the flat Earth movement, the people involved, and their psychology, readers will discover that the flat Earth movement contains a great diversity of beliefs. As an example, an obvious question is why don’t we find an edge? Well, some say, there is an edge—it’s the Antarctic which forms an ice wall around the flat Earth to keep the oceans from spilling over the edge. But regular people can’t go there to see the edge because it’s highly guarded by secret international troops. Other flat Earth believers say that there is no edge, and that Earth is flat and goes on forever. Check out this fascinating story.