Some people like a little challenge in the morning, and that’s what Philippe Chretien hopes to offer with his new device. He is the man behind the Fibonacci Clock, which is exactly what it sounds like ...

For centuries, math problems have usually lulled sleep-deprived souls to sleep, but one app-maker is betting they’re just the ticket to wake you up. A new alarm-clock app rouses tired users by making ...

With life’s busy schedule, keeping track of time without a clock is challenging. We’re so dependent on this device that even when we go to sleep, we need an alarm clock to remind us to wake up. Not ...

As Barbie once famously said, “Math class is tough.” She stopped saying it pretty quickly because everybody worried she was propagating negative stereotypes about girls, but let’s face facts: it’s ...

You absolutely have, have, have to get up at 6 a.m. — for a meeting at work, a flight to Paris, a casting call for your dog to be in a Fido’s Faves commercial. But you worry. You don’t trust yourself.

I am a slave to my alarm clock. It ticks out the minutes and hours I am allotted for sleep, and then wrests me from dreamland with a jangle whose volume is set high enough to revive the comatose.