How do you account for consistent flight times and fuel use for eastward and westward navigation.

how does the flat earth model explain the fact that the planets are clearly spherical objects?
What are some of the more robust counter arguments to the retroreflector moon laser tests? Thanks
continental drift
Someone posted some images that "prove" curvature. Is there anything that can disprove this claim?
What exactly would be the primary cause of things appearing to be under the horizon?

Do gasses find its own level too, just like water?
has anyone got an invite to go to Antarctica for the final experiment?
Celestial Navigation Proves a Flat Earth?
model of earth
Lunar Terminator "Illusion" is impossible if the moon reflects sunlight.

How does a Lunar Eclipse work on a flat earth?
is the surface of a body of water you could put your body in: convex, concave, or neither?
