A printed circuit board (PCB) mechanically supports and electrically connects electronic components using conductive tracks, pads and other features etched from copper sheets laminated onto a ...

Have you ever sat in bed, staring at a bottle of Iron III Chloride, and thought “I should do something with that…”? [Tobias] has. He wanted to use his tinkering skills to make his girlfriend happy, so ...

We all remember the litany from various math classes we’ve taken, where frustration at a failure to understand a difficult concept bubbles over into the classic, “When am I ever going to need to know ...