Fact check
Is it true: The Flat Earth Theory?
Debunked100% confidence
No — this has been debunked.
The Earth is an oblate spheroid. This has been confirmed by millennia of independent observations, measurements, satellite imagery, and circumnavigation. No credible scientific evidence supports a flat earth.
The claim
The belief that Earth is not a globe but a flat disc, and that governments and space agencies worldwide are engaged in a massive cover-up to hide this truth from the public.
Key evidence
Horizon appears flat to the naked eye
Eratosthenes' measurement of Earth's circumference (240 BCE)
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