We've all been there. You're traveling through an unknown stretch of road when your Spotify playlist drops off the stereo because you've lost your phone signal. There's nothing that ruins a road trip ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." “Hello? Hello? Can you hear me?!” We’ve all been there before: little to no cell phone service at a time ...

You know that special kind of holiday-travel panic? Your phone's signal bars just... disappear. One minute you're following the GPS to your in-laws', the next your map is frozen, the festive playlist ...