Unfortunately, long-throw linear actuators are a little harder to come by, so it’s nice to know you can 3D-print linear gearing ... The pinion fits a trimmed servo crank arm, the mating rack ...

He really wanted to install the motor inside the window, but it just wouldn’t fit. Instead, each servo motor is mounted in a custom 3D-printed case installed on the window frame just below the ...

A new open-source humanoid robot, ALANA, is attracting action in the maker community for its affordability and functionality.