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Turbine Moose: The Ultimate Amphib

Its said that sailors make good floatplane pilots because they understand the nature of wind on the water. Sailboat racer and pilot Rick Orchard took that sentiment to heart in a big way when he decided to pump up an already large homebuilt (the Murphy Moose) by adding Aerocet amphibious floats and a 550-horsepower Pratt & Whitney PT6A-20 turbine engine.

Alternative Energies

Dean Sigler was on location at this year’s Green Flight Challenge in Santa Rosa, California, and he offers a report.

Design Process: Twist Effects

For the last few months, we have been looking at how the planform affects...


Builders share their successes.