Timekeeping
TED 3:33
615 views · 2 likes Watch on YouTube ↗
This video is part of a full-length online course for lifelong learners. To learn more about this TED Course visit https://www.youtube.com/playlist?list=PLOGi5-fAu8bGPnAlodEUqikU-Udflr5md
Category (YouTube): Science & Technology
Playback is via YouTube's official embedded player. Data from YouTube; Exumo is not affiliated with YouTube.