GPS receivers may be available for well under $100 these days, but what’s the fun in buying one when you can build it yourself? According to [Andrew], the creator of this device, he was inspired by Matjaž Vidmar who developed a GPS receiver from scratch over 20 years ago. His article can be found here and includes some nicely … Read the rest
jGPX keeps the bachelor party moving in the right direction, regardless of BAC

[Davy] and his friend [Chris] were tasked with putting together a bachelor party for their friend [J], and had a little more in mind than the standard drunken revelry. To earn the privilege of partying his brains out, they decided that [J] would have to fulfill a series of tasks and challenges before joining up with the rest of his … Read the rest
Forearm-mounted GPS uses LEDs to light the way home

While some people can rely solely on memory and landmarks to find their way home, others need a bit more help. Consider Instructables user [_macke_] for instance.
Like other screenless GPS navigation devices we have seen, his “Find Home Detector” uses a GPS module to obtain his location, guiding the way home via a set of alternate indicators. In … Read the rest
Haptic GPS sneakers for the visually impaired

The world can be a pretty difficult place to navigate when you lack the ability to see it. There are many visually impaired people across the globe, with some figures claiming up to 40 million individuals affected. While walking canes and seeing-eye dogs can be a huge help, [Anirudh] of Multimodal Interactions Group, HP Labs India, and some students at … Read the rest
GPS-enabled bag allows for carefree city roaming

[Josh] was looking for a way to enjoy exploring the city of Chicago safely, and hacked together a messenger bag navigation system to ensure he always knew where he was going.
While riding, he wanted to embrace the idea of Dérive, but he felt that he was being too overly conscious of time as well as his location, which … Read the rest
Google maps wristlet navigator

This on-wrist navigation system uses Google Maps and something called… paper. This is a throwback to scroll-based directions from the 1920′s and 30′s that [Simon] built. He soldered a couple of brass tubes to a brass back plate, then added sides and a face crystal. Now he prints out step by step direction from the popular mapping website and winds … Read the rest
13th century navigation system
[Tom Wujec] explains how an astrolabe works and its importance in our technological development. He argues that an astrolabe was the world’s first “popular computer”. It measures the sky and that measurement can be used to tell time, survey land, and navigate a ship.
Astrolabes are built from three pieces and according to [Tom], educated children in the 1200′s would … Read the rest

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