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    Re: one second of time
    From: Michael Dorl
    Date: 2008 May 15, 10:21 -0500

    coralline algae wrote:
    >
    > In thinking about Galileo's experiments with pendulums and the length
    > of the string, he must have had some standard to decide what the
    > length of the string ought to be for accuracy to a second.  Going to
    > look into this further as this seems to have set a new standard for
    > clockmaking in general.
    >
    As I remember, he used a time keeper you always have with you.  Your pulse.
    
    
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