Topics in the timeanddate.com library
Our extensive library of articles, sorted by topic. Learn about timekeeping, astronomy, the development of calendars, and much more.
Our extensive library of articles, sorted by topic. Learn about timekeeping, astronomy, the development of calendars, and much more.
Daylight Saving Time or summer time transition, what time does DST start or finish? more
An Analemma is a graph or plot that shows the position of the sun in the sky at a single location and at the same time of the day throughout a year as measured by a sundial. more
“Daylight saving time” is the correct term, but “Daylight savings time” with an “s” is at least as commonly used. more
The International Date Line (IDL) is an imaginary line of longitude on the Earth’s surface located at about 180 degrees east (or west) of the Greenwich Meridian. more
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