David Paule retired after 30 years of structural analysis and is now building an RV-3B to keep from getting bored. The structural engineering included a mix of aircraft and spacecraft. He has been a private pilot since age 18 and currently owns and flies a Cessna 180.
Electric motorgliders are leading the way in low-cost, fuel-efficient flight. In the second installment of his two-part series, Dean Sigler profiles seven designs at the forefront of this emerging field.
Columnist Jim Weir has completed his solar-powered battery charger, and it works! It may not be the fastest charger, but it is certainly up to the task of keeping a battery topped off, even in winter.