For much of human history, people needed specialized training to navigate from point A to point B, like learning to follow the stars or use a sextant and chronometer. Today, thanks to global positioning satellites that send signals to our phones, we can all be successful navigators. Kojo talks with two curators about the history and future of navigation and a new exhibit at the Smithsonian's Air and Space Museum called "Time and Navigation: The Untold Story of Getting from Here to There."
Photos From The Smithsonian's 'Time And Navigation' Exhibit
How GPS Works
This animation showcases the various components of the Global Positioning System and how they work together to help determine position.
Faced with rules that prevent its drivers from hanging out on airport property waiting for rides, Uber is tweaking its system for ride-hailing pick-ups at Reagan National and Dulles International airports.
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