A Look at How GPS Works and Why the US Government Made It Free to Use
by Justin Page from Laughing Squid on (#2TJF9)
In an episode of Real Engineering, host Brian McManus explained how the Global Positioning System (GPS) works and why the United States government made it a free to use service.
- Tom Scott Explains Why the Prime Meridian Is Not at 0 Longitude on GPS
- Biggest Drawing in the World Created Using a GPS Briefcase & DHL
- TrackR, A Service That Uses GPS to Keep Track of Commonly Misplaced Items
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