But if you’re looking for a digital version, way back in 2011 we showcased [Justin]’s LED hack of FlorinC’s “Wise Clock”, which ingeniously emulated the Geochron’s day-night pattern ...

The clock’s face is divided into three concentric ... such a way that the outer ring is always yellow during the day, purple at night, and red at sunrise and sunset. The overall brightness ...

But how our body responds to light is also affecting how these clocks align with the 24-hour day. There's not just early birds and night owls. There's a full spectrum that goes to pretty great ...

If you’re like me, you use your iPhone in StandBy mode every day (or night). It’s the feature that turns your ... but adds 10 new digital clock faces and 28 animated backgrounds, the latter of which ...

How to change the clock for daylight saving time When California time springs forward in March What changes the day DST starts California ... an hour early Saturday night and change the clocks ...