The way we travel has changed. The paper map that once unfolded to the size of a kitchen table now fits in our pockets. It also gives us detailed instructions for navigating almost anywhere in the ...

iOS: The best kind of Wi-Fi is free Wi-Fi, especially if that means using less data and avoiding roaming fees when you travel. The WifiMapper app from OpenSignal makes it easy to find over 2 million ...

Take iPad around town with WiFi off and in area with no WiFi for miles. Google maps is still blue dot tracking me. It will venture off the road path a little but quickly rebounds to exactly where you ...

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The image above is not a computer rendering of the inside of an ant nest, but is instead a 3D map showing the strength of a Wi-Fi network at different points in a location. Using a Wi-Fi module, an ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. This story has been updated. It was originally published on Aug. 9 ...