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 ...

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 ...

Research teams have innovated in nuclear clock technology by creating thin thorium tetrafluoride films, enhancing the clocks’ precision and reducing their radioactivity. This advancement promises ...