This NASA produced short film (3:30) describes the Global Positioning System. It is a great summary and can be used to augment the Galaxy Explorers Mission Plan on GPS.
Check out this pre-release in-car / on-road review of the Magellan Premium Car Kit for iPhone 3G/3GS or iPod Touch 2G's. This kit is scheduled to be released on January 7th, 2010, so here's your chance to get a closer look at what to expect when this thing hits the shelves next year. A VERY cool kit with lots of innovative features, and awesome form factor. Enjoy, and thanks for looking! From Magellan's website: Transform your iPhone®(3G or 3GS) or iPod touch®(2nd generation) into a complete in-car GPS navigation solution with the Magellan® Premium Car Kit. • Turns your iPod touch (2nd Generation) into a GPS Navigator Built-in GPS receiver allows navigation on an iPod touch (2nd Generation). • Adjustable mount accommodates most skins and hard cases Accommodates most cases or skins for maximum flexibility when inserting into the cradle. Simply pop your iPhone or iPod touch in the mount and you are ready to go! • Rotates for both portrait and landscape use Quickly secure the cradle to your windshield or dashboard and easily adjust for portrait or landscape viewing. • Enhanced signal with built in GPS receiver Build in GPS Receiver Enhances Performance. A powerful, sensitive, built-in GPS receiver for fast and accurate directions. • In-car charging The cradle automatically powers and charges your iPhone or iPod touch when connected. No need to worry about running out of battery power. • Noise cancelling speakerphone For crystal clear calls. • Bluetooth hands-free calling <b>...</b>
