There are two main ways to measure time: dynamic and atomic. Dynamic simply means motion. How long does it take the Earth to revolve around the sun?

Clocks will "fall back" overnight, with daylight saving time ending on the morning of Nov. 2. Here's what to know.

Daylight saving time ends at 2 a.m. local time Sunday, which means you should set your clock back an hour before you go to bed.

Wondering how to help a teen get better sleep? This weekend's time change can be a boost. Here's why. Plus tips from sleep ...

Daylight saving time ended today, with the time officially changing at 2 a.m. While it was still light enough for trick-or-treating on Friday, the time change hit two days after Halloween, when most ...

Time change and your health, sleeping in the dark and heart health and Amazon is now into healthcare locally, three stories ...

Centuries before anyone pointed a telescope at the sky, Isaac Newton figured out how gravity works. He showed that any object ...

Now that fall is officially here, so is the rush of end-of-year holidays and events. People are slowly prepping for Halloween, Thanksgiving and even the end of daylight saving time. This is a yearly ...

Confining and rotating extremely cold atoms or molecules within atomic “Ferris wheels” made from laser light could test ...

Imagine gazing at a distant star, its light traveling millions or even billions of years to reach our telescopes. As we receive this ancient light, we’re essentially witnessing the % star as it ...

Daylight saving time will soon come to an end as the time changes for the annual "fall back." Within a matter of weeks, clocks will adjust and people across the U.S. -- and in Illinois -- will soon ...