If time rules life, can using body clocks intelligently make for a better life? Most larks and owls – morning and evening type people – think so – as do sparrows, the larger group in-between. For ...

How to change the clock for daylight saving time When California time springs forward in March What changes the day DST starts California and most of the U.S. turn the clock ahead an hour — or springs ...

Using a technique inspired by old-fashioned jewelry making, a UCLA-led research team has discovered how to build the core of ...

Back-to-school time requires parents to find ways to get their kids to school on time. Smart alarm clocks can be helpful tools to manage the morning rush. USA TODAY Shopping provides a list of alarm ...

Apple added a ton of features and tweaks with iOS 26, including to the iPhone's Lock Screen. Here's how to customize your iPhone's clock, including its size. The clock might be one of the most-used ...

Atomic clocks record time using microwaves at a frequency matched to electron transitions in certain atoms. They are the basis upon which a second is defined. But there is a new kid on the block, the ...

"Biological aging tests," also called aging clocks, can predict your risk of age-related disease, disability, early mortality and more — but are they ready for prime time? When you purchase through ...