Explore three innovative DIY projects in this video, each utilizing ball bearings to create unique spinning gadgets. Learn ...

Why Coils Resist Change. The less often used of the passive components, the humble and mysterious inductor is the subject of ...

Macropads can be as simple as a few buttons hooked up to a microcontroller to do the USB HID dance and talk to a PC. However, you can go a lot further, too. [CNCDan] demonstrates this well with ...