RESEARCH & ARTICLES
The Research Archive
Every article, interview, and field report published by our community, organized by topic. Independent, sourced, and open to challenge.
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Categories
Research and Evidence
Research & Evidence
Research and Evidence
The Eye-Level Horizon Survey: 200 Independent Readings, One Consistent Result
A crowdsourced project asked members across six continents to measure the horizon line against the sun.
Research and Evidence
Water Level Testing: A Beginner’s Guide to Home Verification Methods
Simple, low-cost methods for running your own level and distance experiments at home.
Interviews
Interviews
Interviews
Q&A: A Former Commercial Pilot on Flight Paths and the Southern Hemisphere
We sat down with a 22-year aviation veteran to talk about routes and instruments.
Interviews
Interview: A Surveyor’s 20 Years Measuring Curvature Claims
A land surveyor discusses the instruments of the trade and professional practice.
History and Maps
History & Maps
Science and Technology
Science & Technology
Science and Technology
Long-Distance Laser Level Test Across a Frozen Lake
A five-mile laser test with time-stamped footage and instrument close-ups.
Science and Technology
Understanding Refraction: The Variable Everyone Argues About
A plain-language explainer on atmospheric refraction and why it matters.
Community Discussions
Community Discussions
Events and Livestreams
Events & Livestreams
Have Research to Share?
Members can submit write-ups, data, or footage for review and publication.