[Tony Liechty] has been having a few issues getting into CNC machining — starting with a simple router, he’s tripped over the usual beginners’ problems, you know, things like alignment of the design ...

I'm building a automated speed camera in my neighborhood partly as an awareness/shaming tool and partly as a way to play with stuff I don't usually get to do at work. This is my first time with ...

Here’s a tip from a wizened engineer I’ve heard several times. If you’re poking around a circuit that has failed, look at the resistor color codes. Sometimes, if a resistor overheats, the color code ...