Shapes

"Earth is a sphere!" the scientist said.
"Earth is flat!" the conspiracy theorist YouTuber said. He'd invited the scientist on his channel so they could have a debate, but the scientist refused to see reason.
The scientist had agreed to appear on the conspiracy theorist's channel, hoping to convince him Earth wasn't flat, but the conspiracy theorist refused to see reason.
Many miles away, an alien space ship hovered above Earth. Two aliens watched the YouTube video with amusement. "I can't believe humans are still fighting over this," one alien said. "They are all wrong. Earth is obviously a cube!"