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Atlantic Documentaries

Where Time Comes From

Feb 27, 2014 | 22-part series
Video by The Atlantic

The time that ends up on your smartphone—and that synchronizes GPS, military operations, financial transactions, and internet communications—originates in a set of atomic clocks on the grounds of the U.S. Naval Observatory. Dr. Demetrios Matsakis, Chief Scientist for USNO's Time Services, gives a tour.

Author: Katherine Wells


About This Series

Original short documentaries produced by The Atlantic