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Debunking Claims

Debunking Myths

We're dissecting conspiracies, logical fallacies, and all sorts of wild tales with the scalpel of...

Feeling Earth's Spin

Just Another Straw Man The flat Earth claim that we should feel the Earth's spin is a classic ...

Absurdity Counters

This is where the absurdity reaches new heights. To highlight the implausibility of a flat earth,...

Horizon and Curvature Claims

Horizon and curvature arguments are popular because they feel intuitive: the world looks flat fro...

Water Finds Its Level

“Water finds its level” is one of the most common flat-earth slogans. It sounds practical because...

Time Zones and Solar Noon

Time zones are a simple everyday clue that Earth is rotating. Different longitudes face the Sun a...

Economics of a Hypothetical Globe Deception

A global deception claim is not just a science claim. It is also an economics, logistics, and inc...

Solar Noon Longitude Challenge

Solar noon is an excellent claim-lab topic because it is predictable, repeatable, and independent...

Satellite and Signal Reality Check

Satellite claims are useful because they leave public, practical traces: visible passes, radio si...

Influencer Claim Lab

Flat-earth content on X tends to repeat a small number of claim patterns across different persona...

Flat Earth Dave's Clock App: Visualization vs Prediction

Flat Earth Dave’s Sun, Moon and Zodiac Clock app is one of the clearest flat-earth “model” artifa...

Eric Dubay's 200 Proofs: The Repeated Claim Patterns

Eric Dubay’s “200 proofs” style is influential because it overwhelms the reader with quantity. Th...

We See Too Far: Curvature, Refraction, and Hidden Amount

“We see too far” is one of the most common X-era flat-earth claims. It is popular because it uses...

Local Sun Model: The Tests It Cannot Pass

The local Sun model tries to explain day and night by putting a nearby Sun above a flat Earth, of...

Flat Earth Influencer Themes and Direct Tests

This page is a quick index of recurring influencer themes and the most direct test for each one. ...

Flat Map Distance Problem: Routes, South Hemisphere, and AE Projection

The most common flat-earth map is the north-pole azimuthal equidistant projection: the North Pole...

Mark Sargent's Dome and Antarctica Claims: Story vs Measurement

Mark Sargent-style flat-earth content is often persuasive because it feels like a mystery narrati...

Austin Witsit and Technical Cosmology: Aether, Stars, and Predictions

Austin Witsit-style arguments often sound more technical than meme-based flat-earth claims. They ...

Nathan Thompson's Street Claims: From Confrontation to Testable Claim

Nathan Thompson-style flat-earth activism often happens in public-facing, confrontational, or ide...

Flat Earth Society's Universal Acceleration: The Gravity Replacement Problem

Some Flat Earth Society material replaces gravity with “universal acceleration”: Earth accelerate...