Force the Line

“Force the line” is a method proposed by flat-Earthers to determine Earth’s shape. It is an unrealistic method involving building a very long structure that is maintained flat for its entire length.

“Force the line” is just an exercise of one single proof fallacy. They ignore the overwhelming amount of evidence in support of spherical Earth, withholding their judgment for that one specific method, which is very difficult to execute and prone to errors.

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2001 Mars Odyssey Launch Video

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Flat-Earthers often challenge us to provide a video of a rocket launch that was taken from the rocket itself, without interruption from launch to reaching space, as if it would convince them to accept that it is real and the Earth is a sphere.

The launch video of the 2001 Mars Odyssey mission easily fulfills their demand. But whether they can manage to accept the reality that Earth is a sphere is entirely another matter.

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One Single Proof Fallacy

The fallacy of “one single proof” occurs when someone rejects overwhelming evidence because of the lack of specific evidence and declare the entire argument invalid.

A common trick of flat-Earthers is to demand unrealistic evidence of spherical Earth. After their demand is not met, they would proclaim Earth is not a sphere, and conveniently ignore all the other evidence of spherical Earth.

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