This travel tip just might light up your life. Jet lag is the bane of international travel, but experts say adjusting to ...

A Japanese research team has discovered a new compound that can advance the body's internal clock—offering hope for faster ...

Daylight saving time is the period between March and November when most Americans set their clocks forward to gain more ...

Time your flights just right, and you'll feel less zonked at your destination ...

Here's when the next time change is, when the official first day of spring is, and a little bit about the origins of Daylight ...

So, you’re driving a car at half the speed of light. (Both hands on the wheel, please.) You turn on the headlights. How fast would you see this light traveling? What about a person standing by the ...

Our reviewer loved this wake-up light more than any other he’s tested – it’s even knocked his previous best sunrise alarm off the top spot ...

Setting the clock forward to daylight saving time in spring and back to standard time in fall could be doing most Americans more harm than good. While the loss of an hour of sleep in March has been ...