"What the hell would be behind the round Earth conspiracy? Science? You can actually go up high enough in the sky to see it! You can go to space and look at the action Earth topographically!" He flailed a little bit. "It's a thing humans have actually seen with their own eyes, hell, NASA had satellite cameras you could look at!"

Hopefully Gen had been asking for a rant, because he got one. Senku would definitely find those conspiracies just as vexing. He didn't think much about things that weren't based on facts.