Daybreak starts at 5:00 and it ends at 7 a.m. We’ve been saying that for a very long time: O’clock. What does the “o” stands for? It’s a contraction that ...

In the modern day, time can be determined down to 100 billionths of a second thanks to GPS technology. It makes one think, in ...

Have you ever wondered what the “O” in “o’clock” stands for when you check the time? This seemingly small and ordinary letter ...

Loyola’s Ryan Fitzgerald (15) gets ready to pass against Lincoln-Way East during the 2023 IHSA Class 8A state championship game. Kirsten Stickney/Sun-Times Share It’s an unusually strong year ...

If you’ve been to the old Riverside Public Library, or, more recently, the Cheech Marin Center for Chicano Art & Culture, you ...

For the first time, scientists have demonstrated key elements of a nuclear clock - and the development could stoke faster internet and more reliable geolocation services. Scientists have assembled ...

The phrase "o'clock" is a ubiquitous part of the English language, used daily by millions to express time. However, the meaning behind the "o" in "o'clock" has recently sparked curiosity and ...

The phrase “o’ clock” originates from “of the clock,” used historically to specify time told by mechanical clocks, which ...

From shadows along sundials, to the swinging pendulums of grandfather clocks, to the ticking elicited from quartz inside wristwatches, humans have progressively discovered more accurate ways of ...

Summer is almost over and that means fall will be here soon. If you're looking forward to our clocks "falling back" to get an extra hour of sleep, here's when daylight saving time ends ...

we discovered a slanted stone sundial — a sun shadow clock that used the shifting angles of the sun's shadows to determine sunrise, noon and sunset — a simple yet profound method." Inside the ...