In Case You Missed It
Alternative Energies
Dale Kramer invigorated the ultralight movement in the 1970s with the Lazair. Now he's doing it again-with a battery-powered version. By Dean Sigler.
Design Process: Slipstream Effects
In preliminary design and for performance calculations, we treat the engine, propeller and airframe...
Alternative Energies
Companies around the world are making strides in the development of electric-powered light aircraft. Dean Sigler reports on three French organizations that have been setting records and making history.