Question: I have a new dash cam for my car and it adds GPS information to the video footage. Problem is, that’s shown in some cryptic latitude/longitude notation. How can I convert it to locations on ...

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It's easy to work out your longitude using a radio, watch and sundial, but as castaways on Capraia we had none of these. Even though we built a radio, we still needed some sort of timepiece, so we ...

Finding accurate navigation at sea has been one of mankind’s toughest nuts to crack. Not so much the direction you’re headed — expert ancient sailors from Phoenicians to Chinese to Polynesians learned ...