Of course, there’s nothing unusual about using 7-segment displays, especially in a clock ... You can see the resulting clock project in the video below. While the idea is good, we might have ...

But watching a project shrink can be a real treat too, as early versions get refined into sleeker and more elegant solutions. This slimmed-down mechanical seven-segment display is a perfect ...

seven-segment display (Image courtesy of LXD, Inc.) In their natural state, liquid crystals line up with the orientation "rubbed" into the front and rear glass panels. The rubbings are microscopic ...