The question has been making the rounds on social media platforms Threads and X, formerly Twitter, exposing just how many people have never stopped to think about it before. O’clock is defined as a ...

Astonished people are finally learning the actual meaning of a phrase they say nearly every hour — and it’s “o’clock.” A woman who goes by @jenny_nuel1 on Threads asked her followers if anyone knows ...

A master time-of-day clock that computer and satellite networks are synchronized with worldwide. An atomic clock is known to be the most accurate measurement of time because it relies on a constant ...