Before LCDs and LEDs became cheap enough to add to nearly any device, mechanical flap displays were used in large-scale signage and bedside alarm clocks for improved legibility. Shinsaku Hiura has ...

Flip Clock turns your iPhone into a retro-style timepiece. The $1 download mimics the old fashioned analog-digital clocks with flipping, plastic-card numbers (as seen waking up Marty McFly in the ...

Flip digit clocks are a prized piece of consumer electrical ephemera, providing as they do a digital display without significant electronics. Making your own flip digit display involves some drudgery ...

As the saying goes, nothing can be said to be certain, except death, taxes, and the never-ending inventiveness of clock hacks. No matter how tried and proven a concept is, someone will always find a ...

I’ve been through a lot of time-telling devices in my years. My dad made sure I could read an analog watch as soon as I could put one on my wrist, and I think I’ll always have some sort of sentimental ...