Aluminum Foil; GPS Systems How Do They Do It? : Season 5 Episode 20
Discovery 51m
Aired: April 25th, 2008 @ 10:00 PM EST on Discovery
Turning sand into aluminum foil; how a GPS (global positioning system) guides people to a specific destination.
Discovery 51m
Aired: April 25th, 2008 @ 10:00 PM EST on Discovery
Turning sand into aluminum foil; how a GPS (global positioning system) guides people to a specific destination.
