First, keep in mind that in the 400,000-odd years that Homo sapiens has been around, most people had no use for exact time. Dawn, sunrise, sunset and night were very important, but no cave person ...

When do the clocks fall back, and do we gain an extra hour of sleep? Here's when daylight saving time 2025 ends and the time ...

Several correspondents recently pointed out how the division of hours into 60 minutes and minutes into 60 seconds (and a full turn into 360 degrees) is almost certainly based on the Sumerians’ very ...