An orrery is a beautiful type of mechanical contrivance, built to demonstrate the motion of heavenly objects. LEGO happens to offer just such a device, built using its Technic line of blocks, ...

In Python Physics #28, we explore electric potential along curved trajectories using Python simulations. Learn how to calculate and visualize how electric potential changes for charges moving along ...

Abstract: In view of the large size of the traditional stepper motor drive system, it is not conducive to the miniaturization and integrated design of equipment. An integrated stepper motor field ...