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Index/Topics/Flat Earth Claim

Flat Earth Claim

The claim that the Earth is flat, its history, and its persistence in modern times.

Fact-Checks

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Jan 9, 2026
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How do sightings from tall vantage points or telescopes challenge flat Earth explanations?

Sightlines from tall vantage points, high-altitude balloons and telescopes produce consistent, repeatable observations—visible curvature, differing star fields, and horizon drop—that directly contradi...

Feb 4, 2026

Why does people say the earth is flat

The claim that “” survives because it ties together a long—if often misunderstood—history of alternative cosmologies, nineteenth-century revivalists, modern conspiracism, and the social dynamics of on...