269 - How Do We Measure Time? 5+ Innovative Ways
Jan 15, 2018•11 min•Ep. 260
Episode description
How do we measure time? How accurate are today’s clocks relative to the first clocks of ancient times? And what is the definition of a second?
Read the transcript at http://www.quickanddirtytips.com/education/science/how-do-we-measure-time
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