Questions tagged [time]
27 questions
19
votes
3 answers
When and on what basis was it decided that an hour have 60 minutes and a minute have 60 seconds?
There were always some or he other means of measuring(estimating) the time.
But I always wonder that when and how the present time system (1 Hr. = 60 Min.,
1 Min. = 60 Sec.) evolved ?
Amit Tyagi
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4
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1 answer
When were clocks used for the first time in science?
Time has been mechanized already by sundials. These nails and chains that are banged in and put around time have been increasingly refined to accumulate in the advent of the atomic clock. So-called Natural units were even invented. Without…
Deschele Schilder
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3
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2 answers
Was there ever a proposal for Metric time
The time keeping system I've been taught and use has the following (cumbersome) units:
Months, Days of the month, hours of the day, minutes of the hour, and seconds of the minute... above and below these units base 10 units are used (e.g. years and…
Neoheurist
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3
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6 answers
Have there been accurate alternative clocks/ways to tell time?
As I understand it, pretty much everybody uses the "Babylonian/sexagesimal" time format: 12/24 hours in a day, 60 minutes in an hour and 60 seconds in a minute.
Have there been alternative systems to accurately tell time?
Or maybe there are still…
Gerhard
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When did the concepts colloquially referred to as "the past" and "the future" first appear?
I'm writing a paper on the history and the origin of Time and I'm finding it impossible to locate any meaningful material on how the concepts colloquially referred to as "the past" and "the future" originated and then were transmuted from being a…
Tivity
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1 answer
At what time people relized the changes in times between countries?
At what time people understood or realized that there are changes in times between countries and continental, and when it's a day in one place it's a night in another place? Allegedly, It makes sense that in the past people thought it's the same…
Ubiquitous Student
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