The X-Series Actuator doesn’t look like much. Actually, if I’m being honest, it kind of looks like a red metal scotch tape dispenser with ribbed sides and a couple of ethernet ports. The product is ...

It's fun when a collection of plastic parts seems to have personality. I put together a robot with Lego's new Mindstorms NXT kit, set it on the kitchen floor, and watched it trundle forward on its ...

Mechanum wheels are great, but you have to have them perfectly alined or they come across a little clunky, giving your robot a herky-jerky movement. Robotics educator and supreme LEGO builder ...