We’ve featured a great many unique clocks here on Hackaday, which have utilized nearly every imaginable way of conveying the current time. But of all these marvelous timepieces, the Morse code ...

Concept design uses QR codes to give time and place information to smartphones and other devices with artificial eyes. The QR code constantly changes to reflect the new time.

If decoding QR codes is not your thing, or you simply haven’t got your smartphone on you, then the QR clock can also be set to a more human-readable format by adding a jumper.

Circadian clock researchers take home the Nobel Prize in physiology or medicine.

The whole point of the alarm clock is that not only does it get you out of bed and move around, but it also makes your brain work as you have to remember the code, which helps you wake up. Secondly, ...

The Ramos clocks designed by Paul Sammut require a snoozer to get out of bed and enter a code on a number pad located in another room to silence the alarm buzzer.

If you’re not a morning person—and let’s face it, who is?— Cause Technologies’s Code Clock alarm app could help get you out of bed on time.

Struggle to get up in the morning? The Ramos Alarm Clock on Kickstarter might help; it won't stop beeping until you get up and enter a code.

A chemical signal acts as time clock in the expression of genes controlled by a master gene called a coactivator, according to a recent article.