Go to episode
Modern Marvels
1993
Published on, 9 months ago
Modern Marvels
Clocks 6 Season 18 Episode
44 min
1993
8.7
Does anybody really know what time it is? Set your clocks as we explore the relativity of time from antiquityโwhen man attempted to chart time with methods ranging from shadows, candles, and waterโto todayโs atomic clock systemโaccurate to within one second every two-million years.
Recommended For You
