![[Credit: AdobeStock]](https://www.kitplanes.com/wp-content/uploads/2026/08/AdobeStock_51865118.jpg?w=534&h=462&crop=1 "FAA MOSAIC Rule Fully Implemented")
![My 36 year old clipboard from when I started at Boeing. Engineering ruler and fastener/fastener hole cheat sheets. [Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/08/Liaison_clipboard.jpg?w=265&h=198&crop=1 "What Is a Liaison Engineer?")
![At Sun ‘n Fun 2026, Viking Aircraft Engines surprised the crowd with its first complete kit — the V-42, a high-wing twin powered by two Honda-based engines. Here’s an early look. [Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/08/P1020293.jpg?w=265&h=198&crop=1 "Viking V-42 Twin")
![A STOL CH 750 [Credit: Mike Davenport]](https://www.kitplanes.com/wp-content/uploads/2026/08/STOL-CH-750.jpg?w=265&h=198&crop=1 "Why Are So Many Airplanes Yellow?")
![A Zenith STOL CH701 on Zenair amphibious floats rests on a sandbar on the Caribbean island of Guadeloupe. [Credit: Zenith Aircraft]](https://www.kitplanes.com/wp-content/uploads/2026/08/zenair-floats-STOL_CH_701a-Topaz-Gigapixel-2x-scale-Topaz-Gigapixel-2x-scale.jpg?w=265&h=198&crop=1 "Zenith STOL CH 701 at 40: The Iconic ‘Sky Jeep’ Design Audit"){kind=tracking}
Angle of Attack vs. Airspeed
Angle of attack indicators have been used by the military and airlines for years and have made their way into general aviation as well,...
Conflicting Cues
Many years ago, after a visit to my snowbird parents, I was IFR and climbing to my eastbound altitude of 9000 feet. We all...
Chemysteries
All machined things (parts, tools, etc.) eventually have to be “finished” in one way or another. This may include tumbling, sandblasting or burnishing, but...
Solder It Up
We are almost to the end of our romp through the solder pads. We’ve learned about the solder itself, and now it is time...
Beware the Scammer
We don’t talk about scams a lot in Experimental aviation. Yes, there were probably a few companies in our realm we might have accused...
Glass Blowing for Wing Lights
Building and installing Flyleds’ landing and taxi lights in a GlaStar's wings.
Pilot Not In Command
An audible sigh and an acceptable landing punctuated the end of a stuttering cross-country. It punctuated it on a Wednesday, however, not the previous...
In Case You Missed It
Under New Management
An inside look at EFII's all-new electronic engine control system for Experimental Lycomings.
What’s New
The Dakota Cub Super 18-180 kit debuts, Dynon updates its autopilot software for EFIS units, and AeroLEDs updates its SunSport landing light. Edited by Mary Bernard.
Down to Earth
A month after the engine was first started on the RV-10, author Amy Laboda and her husband, Barry Marz, scheduled a visit from DAR Ray Howell, received the airworthiness certificate, and commenced ground runs. It sounds simple, but so much effort went into getting that little piece of paper.