Concrete Boat Cements Its Way To High Speeds

Steel is scarce. Wood is not an option. And you need a boat now. These wartime circumstances drove innovation in all kinds of crazy directions, and one somewhat less crazy direction — concret…

World’s Biggest Foam RC Plane Takes To The Skies, But Only Barely!

What do you do when you have a whole warehouse sized facility and an industrial sized CNC foam cutter? Clearly, the only choice is to build giant RC aircraft, and that’s exactly what the folk…

Autogyro Models Are Hard — Even For [Peter Sripol]

Aviation consists of two major groups. Airplane enthusiasts, and helicopter enthusiasts. The two groups rarely get along, each extolling the virtues of their chosen craft. Somewhere in between are …

Fifty Motored Paraglider Partly Flies, Partly Glides

If there’s one thing you can count on [Peter Sripol] for, it’s for defining the the aviation category of “Don’t Try This At Home.” In the video below the break, [Peter…