In another potential source of turbulence for the wireless industry, Cablevision said it will offer a Wi-Fi mobile-phone service starting next month, making it the first U.S. cable operator to take ...

You can make calls and receive texts on your Android phone using WiFi calling, even when you can't get a cell phone signal. Instead of using your carrier's cellular network, WiFi calls and texts are ...

I’ve been there, you’ve been there, and virtually every cell phone owner has been there: A nice place that’s transformed into a hellhole the minute there is no signal from a wireless carrier. However, ...