If you're a very heavy sleeper, you already know a regular alarm clock usually doesn't get the job done, and phone alerts or easygoing sunrise alarms don't rouse those who are deep in an REM cycle, ...

Our hacker [glgorman] sent in their submission for the One Hertz Challenge: an analog software clock for Microsoft Windows. I guess we’d have to say that this particular project is a work-in-progress.

If our doctors had their way, we would go to sleep every day well before midnight — our phones, tablets, and TVs nowhere in sight — and we’d wake up the next morning from the sunshine streaming ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more No one likes getting up in the morning — unless you're an early bird — but a good alarm clock makes waking ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It's pretty widely accepted that the iPhone alarm clock is bad. You hate the sound. It's a harsh wake up.

There is plenty of evidence about how important sunlight is to our circadian rhythm, and how the blue light we stare at on computers and televisions interrupts it. Many people have poor sleep, due to ...