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 ...

The bars on your smartphone represent the signal strength that your phone has received. It could also be used to determine ...

If there were a single, signature issue of living in the modern age, it's contending with a lousy smartphone signal. There are few things as existentially frustrating as trying to make a call or look ...