Fact Check: The Earth is flat

Fact Check: The Earth is flat

Published June 27, 2025
by TruthOrFake AI
VERDICT
False

# Fact Check: "The Earth is flat" ## What We Know The claim that "the Earth is flat" is a scientifically disproven notion that has persisted in vario...

Fact Check: "The Earth is flat"

What We Know

The claim that "the Earth is flat" is a scientifically disproven notion that has persisted in various forms throughout history. Ancient cultures, including some in the Near East, believed in a flat Earth cosmography, but this view was challenged and ultimately overturned by Greek philosophers. By the time of Aristotle in the 4th century BC, empirical evidence supporting a spherical Earth was well-established, including observations of lunar eclipses and the visibility of stars from different latitudes (source-1, source-2).

Modern science has provided extensive empirical evidence confirming the Earth's spherical shape. This includes observable phenomena such as the curvature of the horizon, the way ships disappear hull-first over the horizon, and the circular shadow cast by the Earth during lunar eclipses (source-2).

Analysis

The assertion that the Earth is flat lacks credible scientific support and contradicts a vast body of empirical evidence. The ancient Greeks, including philosophers like Pythagoras and Aristotle, provided foundational arguments for a spherical Earth based on observations and geometry (source-3).

Modern observations further confirm this understanding. For instance, the phenomenon of ships disappearing over the horizon is consistent with a curved surface, as is the varying visibility of stars from different geographical locations (source-2). Additionally, the shadow cast by the Earth during lunar eclipses is always round, which can only be produced by a spherical object (source-2).

The sources supporting the flat Earth theory often rely on anecdotal evidence or misinterpretations of scientific data, lacking the rigorous methodology and peer review that characterize credible scientific research. For example, while some flat Earth proponents may cite personal observations, these do not hold up against the systematic and repeatable observations made by scientists over centuries (source-1, source-3).

Conclusion

Verdict: False
The claim that "the Earth is flat" is unequivocally false. It contradicts centuries of scientific inquiry and empirical evidence demonstrating that the Earth is an oblate spheroid. The overwhelming consensus among scientists, supported by observable phenomena and rigorous research, confirms the spherical nature of our planet.

Sources

  1. The Flat Earth and its Advocates: A List of References
  2. Empirical evidence for the spherical shape of Earth - Wikipedia
  3. Flat Earth - Wikipedia
  4. Was There Ever A Flat Earth Consensus? | National Center for Science Education
  5. From Flat to Spherical: A Reexamination of Debunked Flat Earth Theories

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