<p>Are you feeling lost? GPS "satnav" will soon put you right. Today we take a simple look at GPS, Glonass, Galileo, and the other space satellite navigation systems spinning around over our heads!</p>

Are you feeling lost? GPS "satnav" will soon put you right. Today we take a simple look at GPS, Glonass, Galileo, and the other space satellite navigation systems spinning around over our heads!

Lost and found - how GPS works

Welcome to Explain that Stuff... in podcast form! Yes, by popular request, an audio version of the easy-to-understand science website you can listen to round the house or on the move.

We cover the basics of how things work, cutting-edge science, cool gadgets, and computers. Unlike other websites, the emphasis is on explaining things simply and clearly so you can actually understand them. Not masses of facts and unnecessary details. Just clear, simple explanation. We teach stuff the way a teacher would, by building out from what you know already.  

Please subscribe and stay tuned...

Science

Technology

Welcome to Explain that Stuff... in podcast form! Yes, by popular request, an audio version of the easy-to-understand science website you can listen to round the house or on the move. We cover the basics of how things work, cutting-edge science, cool gadgets, and computers. Unlike other websites, the emphasis is on explaining things simply and clearly so you can actually understand them. Not masses of facts and unnecessary details. Just clear, simple explanation. We teach stuff the way a teacher would, by building out from what you know already. Please subscribe and stay tuned...

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Lost and found - how GPS works

Lost and found - how GPS works