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64 words by attila written on 2013-03-14, last edit: 2013-03-14, tags: arduino, gps, hardware, lo-tech, open-source, raspi ⋔ Previous post: Concrete Canvas Shelter ⋔ Next post: This is Anarcho-Herbalism
The Viking Sunstone Revealed? - ScienceNOW.
I think it might be possible to build a GPS-less navigation system based on that idea. A chip of that crystal with a couple sensors pointed at it, perhaps installed in a vehicle that can vary its position and orientation a little like you would if you were looking through the crystal. Arduino + RasPi might make it possible...
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