"TimeLine" The Origins and History of Timekeeping /video

"TimeLine" The Origins and History of Timekeeping /video. Tyler Bass
Forbidden Knowledge TV
May 7, 2015.

Why do humans keep track of time based on systems of 12 and 60? When and where did different technologies spring up that allowed civilizations to coordinate labor and sleep? Connor Cooledge narrates the march forward from the sundial to the caesium-based atomic clock now recognized by the National Institute of Standards and Technology. - http://www.forbiddenknowledgetv.com/videos/science/timeline.html

 Filed under: Science

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