Nothing like a flying disk 18 feet in diameter ... enough altitude for that to happen. The ground effect is well understood by anyone who has seen a hovercraft working. The Conada effect is ...

Ekranoplans are a curious class of vehicle; most well known for several Soviet craft designed to operate at sea, flying just above the waves in ground effect. [rctestflight] had accidentally come ...

Rudy Heeman has, over 11 years, transformed his hovercraft into a wing-in-ground-effect vehicle. Heeman says he’s found the ideal flight altitude under the vehicle’s 7-meter wingspan to be about 1.5 ...