This clock tells the time using set theory and 24-hour time. From the top down: the blinking yellow circle of light at the top indicates the passing seconds; on for even seconds and off for odd.

They’re designed to help you wake up feeling refreshed and alert, but do sunrise alarm clocks actually make waking ... accompanied by some birdsong and set the alarm for 6.30am the next morning ...

There’s nothing worse than the jarring sound of an alarm clock yanking you out of sleep. Even if your go-to alarm is a Def Leppard classic, I'm pretty sure all of Gen X would agree that ...

he was looking for a compact alarm clock he could take on the road, rather than relying on the one in his hotel room. Inspired by other binary clock projects he has seen over the years, he set off ...

The new Echo Spot is neither the best smart speaker nor the best smart display. But that’s why it's so great—it fulfills its ...