The job of an engineer hasn’t changed in the 90 years since Machine Design first published. The role is still to improve the performance and lower the cost of problem-solving devices, as well as the ...

Low-friction, high-stiffness ball guides support on one rail (top) or two (bottom). The trade-offs for this performance are higher cost and more noise. The shortest path between two points is a ...

Morgan Williams has been a professional animator for almost 30 years and an animation educator for almost a decade. He has deep experience creating 2d character animation for commercial applications ...