Making things for Mars astronauts on-planet would be a boon for future human missions. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Martian ...

Affordable brushless motors are great for a variety of motion applications, but often require a gearbox to tame their speed. [Michael Rechtin] decided to try his hand at designing a stackable ...

What if the future of precision mechanics didn’t rely on massive manufacturing plants or multimillion-dollar R&D budgets, but instead emerged from a 3D printer on a hobbyist’s workbench? That’s ...