Geopositioning Articles on TUAW - The Unofficial Apple Weblog

Dear Aunt TUAW: location voodoo

by Erica Sadun (Sep 15th, 2010)

Dear Aunt TUAW, I've recently become the proud owner of a 3rd generation iPod touch. I found the Nike+ app that uses some strange GPS/wifi-triangulation scheme to locate me and how far I run/walk. How does the iPod touch do this? Is it magnets? Smoke? Mirrors? Is this a reliable ...

Looking Forward to the 3G iPhone: GPS

by Erica Sadun (Jun 26th, 2008)

There are just two weeks left until the 3G iPhone bows with its new onboard GPS. The new iPhone will use several location methods using data from providers including Skyhook Wireless, Google Maps and the US Department of Defense NAVSTAR Global Positioning System. From most to least accurate, these ...