Thanks to wearables like the Apple Watch, there’s no doubt that our timepieces are getting smarter and more high-tech. However, if you really want an attention-grabbing way to tell the time (albeit a ...

A digital clock based on seven-segment displays? Not exciting. A digital clock with seven-segment displays that’s really big and can be read across a football field? That’s a little more interesting.

If there’s no circuitry on a printed circuit board, does it cease being a “PCB” and perhaps instead become just a “PB”? Call them what you will, the fact that PCBs have become so cheap and easy to ...