Fact Check: "The Earth is flat"
What We Know
The claim that "the Earth is flat" contradicts a vast body of scientific evidence supporting the Earth's roughly spherical shape. Historical observations, empirical data, and modern technology all provide compelling evidence for a spherical Earth. For instance, the visibility of distant objects is affected by the curvature of the Earth; as one ascends in altitude, the horizon expands, allowing for greater visibility of objects that would otherwise be obscured on a flat surface (Wikipedia). Additionally, during lunar eclipses, the Earth casts a round shadow on the Moon, a phenomenon that can only be explained by a spherical shape (NASA).
Moreover, the ancient Greeks, such as Aristotle, provided early evidence for a spherical Earth through observations of stars and lunar eclipses (Wikipedia). Modern observations, including photographs taken from high altitudes and space, further confirm the Earth's curvature (NASA).
Analysis
The claim that the Earth is flat lacks credible support and is contradicted by extensive scientific evidence. The sources cited, including Wikipedia and NASA, provide a comprehensive overview of the empirical evidence for a spherical Earth. For example, the phenomenon of ships disappearing hull-first over the horizon is a clear demonstration of Earth's curvature, which would not occur on a flat surface (Wikipedia).
The reliability of these sources is high; Wikipedia is a well-regarded reference that compiles information from numerous credible sources, while NASA is a leading authority in space and Earth sciences. Both sources are backed by extensive research and historical data, making them trustworthy for understanding the shape of the Earth.
In contrast, proponents of the flat Earth theory often rely on anecdotal evidence and misinterpretations of scientific principles. Their claims do not hold up under scrutiny when compared to the rigorous methodologies used in scientific inquiry.
Conclusion
Verdict: False
The claim that "the Earth is flat" is unequivocally false. It is contradicted by a multitude of scientific observations and evidence, including the curvature of the Earth observed from various altitudes, the round shadow cast during lunar eclipses, and the consistent visibility of different stars from various locations on the planet. The overwhelming consensus among scientists, supported by empirical data and historical observations, confirms that the Earth is not flat but rather an oblate spheroid.
Sources
- Empirical evidence for the spherical shape of Earth - Wikipedia
- 90 Years of Our Changing Views of Earth - NASA
- Is the Earth round? - NOAA's National Ocean Service
- Round Earth Clues: How Science Proves that our Home is a Globe
- Shape and Size of the Earth
- Timeline of Earth estimates - Wikipedia
- Strange but True: Earth Is Not Round | Scientific American
- 5 ways we can prove Earth is round, not flat