An optical sensor passes through this mini hourglass, digitising light transmission and eventually triggering the rotating mechanism to flip the thing 180 degrees. It also can send the optical sensor’s values to a PC by USB providing random numbers. More »
This interesting lantern concept from designer Young Bok Kim puts a modern twist on the ancient hourglass by draining the light from LEDs instead of sand.
We took one look at the electricity-free Hourglass Coffee Maker and thought it a simplistic, design-forward product. And then we examined the brewing process…