Jeff Point

Paulo Iscold's Nixus sailplane debuts a fly-by-wire control system.

Deciding to use a fixed-pitch propeller or step up to the higher weight, cost, and complexity of a constant-speed prop in order to improve performance.

Use sewing tape.

Fed up with the restrictions of being able to land on water only, builder Mervin Zinck came up with a design to add retractable gear to his floats. By Don Ledger.