Visit Your Local PBS Station PBS Home PBS Home Programs A-Z TV Schedules Watch Video Donate Shop PBS Search PBS

NOVA Online (click here for NOVA home)
Shackleton
Site Map

Satellite GPS: The New Navigation
(originally appeared October 1998 on Lost at Sea—The Search for Longitude)

Ever wonder how the Global Positioning System (GPS) works? This extraordinarily complex system is actually based on some simple concepts. Find out what they are in this Shockwave game.
About Shockwave/Get the Shockwave plugin



NOVA's Expeditions (1999 & 2000) | Shackleton's Expedition (1914)
Surviving Antarctica | Navigating the High Seas | Dispatches
Mail | Resources | Classroom Resources | Site Map | Shackleton Home

Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule | About NOVA
Watch NOVAs online | Teachers | Site Map | Shop | Search | To Print
PBS Online | NOVA Online | WGBH

© | Updated February 2002

Support provided by

For new content
visit the redesigned
NOVA site

Join Us/E-Mail NOVA Online NOVA Online NOVA Online Site Map PBS Online Site Map Classroom Resources Dispatches Navigate the High Seas Surviving Antarctica NOVA's Expedition Shackleton's Expedition