La Quête du Temps is only on loan to the Louvre and eventually will be added to the Vacheron Constantin archive, but the ...

A new scientific theory on solar tide effects has dramatically improved the accuracy of calculating how much faster clocks ...

A person who develops age-related diseases earlier in life, or has other biological changes associated with aging (such as ...

Every second of modern life runs on precision — from GPS navigation to the time signals that keep the internet in sync. But ...

There are just over six weeks until Daylight Saving Time comes to an end this year. But that doesn’t mean it’s too early to start thinking about which clocks in your home, vehicle or elsewhere need to ...

Technology company Radioservers has released a free web-based radio format clock builder that exports to an image file.

Michigan is seeing shorter days, and in less than a month it will be dark much earlier when it's time to turn the clocks back an hour. Days will gradually get shorter leading up to the end of Daylight ...

What does the passage of time look like for a truly quantum object? The world’s best clocks may soon be able to answer this question, testing how time can stretch and shift in the quantum realm and ...

Despite ongoing debate in Congress, a decision to make daylight saving time permanent has not been reached. The Sunshine Protection Act, which would make DST permanent, has been introduced multiple ...

Correction & clarification: A prior version of this story misstated the origin of the U.S. law on daylight saving time. Many countries around the world and most of the U.S. still turn the clocks ...

Daylight saving time will end for 2025 on the first Sunday of November, when clocks "fall back" one hour. Despite ongoing debate in Congress, a decision to permanently end the time change has not been ...