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Card 153 of 9972026-09-10 issue

Observed arrival · 2026-09-10

Climbing Air — An Open Engineering Notebook

climbingair.com Observed source
Editorial interest 79/100 Selection signal · not a rating of the site

A public engineering notebook exploring whether stored human energy can be transformed into useful aerodynamic motion.

Landing page captured for the 2026-09-10 issue.

Field notes

The project frames human-powered flight as an energy-delivery problem: accumulate low-power input, transform its timing and mechanical characteristics, then apply it aerodynamically. Its examples include whip-tip acceleration and stacked-ball impacts, while the next stated step is bench testing of force asymmetry, oscillating surfaces, and elastic transfer. The homepage identifies an earlier full-size PVC and umbrella apparatus but supplies no test data or flight demonstration.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

OpenPublic substance visible
PrettyNotable craft visible
ProPolished or operationally mature
NicheUnusually specific use
HumanPersonal, local, civic, or handmade

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climbingair.com

Landing page observed 2026-09-10. The live site may have changed.