trustme.bro/r/…
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here is the receipt.
the claim
Rainbows are caused by the refraction, reflection, and dispersion of light in water droplets
the verdict
COMMON KNOWLEDGE
no citation needed for this one
refutedsupported
the weight of evidence
no sources on either side

Rainbows being caused by the refraction, reflection, and dispersion of light in water droplets is a matter of everyday physical observation and established scientific fact, requiring no citation.

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The analysis

The claim states a fundamental, textbook physical phenomenon regarding the formation of rainbows. This is standard common knowledge about optics and meteorology, so no citation or paper matching is needed under the prompt instructions.

Everything we examined (12)
  1. Remote Sensing of Droplet Number Concentration in Warm Clouds: A Review of the Current State of Knowledge and Perspectives.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  2. Some Aspects of the Scattering of Light and Microwaves on Non-Spherical Raindropspeer-reviewedno side takennot shown: read and judged not to bear on this claim
  3. Waveguide-based augmented reality displays: a highlight.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  4. Inter-relations of precipitation, aerosols, and clouds over Andalusia, southern Spain, revealed by the Andalusian Global ObseRvatory of the Atmosphere (AGORA)peer-reviewedno side takennot shown: read and judged not to bear on this claim
  5. Survey on computational 3D visual optical art design.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  6. Color-coordinate system from a 13th-century account of rainbows.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  7. Reflection and refraction of optical beams at dielectric interfacespeer-reviewedno side takennot shown: read and judged not to bear on this claim
  8. Amber rainbow ribbon effect in broadband optical metamaterials.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  9. Early Nutritional Programing: Unlocking the Potential of Fish for Sustainable Aquaculture.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  10. A tutorial on the physics of light and image shadingpeer-reviewedno side takennot shown: read and judged not to bear on this claim
  11. <i>In Vitro</i> Liver Models for Studying Pharmaceutical Metabolism in Fish - A Critical Analysis of Their Applications and Limitations.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  12. Structured coherent thermal emission from non-Hermitian metasurfaces.peer-reviewedno side takennot shown: read and judged not to bear on this claim
The paper trail · every fact has a biography
first checked05 Aug 2026
judged → COMMON KNOWLEDGE · 9505 Aug 2026
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