Earth is round, but that shouldn’t keep us from speculating about the implications of a flat planet.
The latest episode of Vsauce is all about a hypothetically flat planet called Earth, and the very real people who believe in that planet’s existence. It’s a good one:
https://gizmodo.com/heres-what-it-would-look-like-if-the-moon-were-giant-d-1559073831
[Vsauce]
