Season 6 · Episode 18 of 48
Aired Feb 22, 1999
Clocks
Mon, Feb 22, 1999
Streaming on Prime Video, DirecTV On Demand, The History Channel, Tubi TV + 6 more
0 of 48 watched this season
Does anybody really know what time it is? Set your clocks as we explore the relativity of time from antiquity–when man attempted to chart time with methods ranging from shadows, candles, and water–to today’s atomic clock system–accurate to within one second every two-million years.
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Airs
Mon, Feb 22, 1999
Show
Modern Marvels
708 episodes
Episode
S6 · E18
in Modern Marvels