Episode 5780
- Episode aired Sep 13, 2016
- 25m
We often consider those nifty navigation apps on our phones as GPS, but they are actually a smaller part of a larger system that comprise the Global Navigation System.We often consider those nifty navigation apps on our phones as GPS, but they are actually a smaller part of a larger system that comprise the Global Navigation System.We often consider those nifty navigation apps on our phones as GPS, but they are actually a smaller part of a larger system that comprise the Global Navigation System.