How We Got to Now (2014)

S1E2 Time

In an environment devoid of natural light, submarines revolutionize the concept of a workday. A railroad clerk, exasperated by the chaos of numerous local time zones, embarks on a quest to establish a standardized time system. This push for uniformity leads to significant advancements in navigation, travel, and technology, highlighting the often-overlooked contributions to the concept of time itself.