Hydrofoils have been around for several decades, but watching a craft slice through the water with almost no wake never get old. In the videos after the break, [rctestflight] showcases his ...
tilt-duct VTOL aircraft has completed its maiden flight. On September 6 at Piasecki's West Helipad in Essington, Pennsylvania the autonomous rotorcraft made two tethered hover flights. ARES began ...