Light impacts the ticking of our internal clock — it tells our brain to be awake, while darkness signals that it’s time to sleep. That’s why screen time before bed can interfere with your sleep.

This is where one of the best sunrise alarm clocks can help you wake more naturally and achieve improved rest. Sunrise alarm clocks are designed to gradually illuminate your bedside until a shift ...

21 behind us, and Daylight Saving Time is ahead of us. Within most regions of the U.S., clocks are adjusted one hour ahead during summer months and then adjusted back an hour during the winter months.

We have trillions of body clocks — a central one in the brain and others in each cell of our body. Here's how they work with light to control our health. Exposure to light is crucial for our ...

When you purchase through links on our site, we may earn an affiliate commission. Utter the words ‘alarm clock’ to anyone born in this century, and they may look at you in undisguised ...

Copyright 2025 The Associated Press. All Rights Reserved. Visitors of Pennsylvania’s Capitol are drawn to its priceless artwork, polished marble and intricate ...

hundreds of antique clocks that were part of its original design. The 273 working clocks include many that are integrated into fireplace mantels and other building features. They are not low ...

hundreds of antique clocks that were part of its original design. The 273 working clocks include many that are integrated into fireplace mantels and other building features. They are not low ...

hundreds of antique clocks that were part of its original design. The 273 working clocks include many that are integrated into fireplace mantels and other building features. They are not low ...

Visitors to Pennsylvania ‘s Capitol are drawn to its priceless artwork, polished marble and intricate carvings, but hidden behind the doors of some of its most ornate offices and chambers are another ...

Gina Merritt, a Black woman affordable housing developer, is simultaneously disrupting a massive industry and raising immense funding. The actions are groundbreaking for the principal of ...