The use of a bicycle power train in conjunction with a large air propeller also became the favored mode of power transfer in the record setting Decavitator hydrofoils. The photograph and diagram show ...

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 ...

Earlier in the year, [rctestflight] created an active hydrofoil RC craft but found the actual performance very lacking. Luckily for him and for us, he continued to tweak it and one tweak suddenly ...