The in previous podcast, we talked about the old way navigators used to find their way around the planet; by looking at objects in the sky, and doing some tricky math. The new navigation system, of course, is the Global Positioning System, and it helps you find your spot on the planet with amazing accuracy. Let’s see where the system came from, and how it works.
Click here to download the episode.
Or subscribe to: astronomycast.com/podcast.xml with your podcatching software.
I get an error message when I went to “Click here do download this episode”…
Error 404
Aqua: Same problem here…..