Earlier in the year, [rctestflight] created an active hydrofoil RC craft but found the ... The design had three servos, which each actuated the angle of a foil underneath one of the three pontoons.

An aircraft or hydrofoil wing behaves as a cantilever beam from a structural ... the effect of loading a wing away from the flexural center. The twisting causes the angle of attack (angle to the mean ...

It works using a hydrofoil which lifts it above the water and it can reach speeds of 18 mph. The creators want to make it work like an Uber service, using an app to hail a ride. The plan would be ...