The U.S. Air Force had little success in replacing tires with tank-style tracks as landing gear on various aircraft during ...

[rctestflight] was playing around with 3D printed rover gearboxes, which morphed into a 3D printed tank build ... and electronics. The tracks and gears are noisy, but it works quite well.

Belly tanks were supplemental gas tanks strapped to World War II fighter planes to help boost their notoriously poor range. However, after the war, racers found another use for them. America's ...