Trillions of text messages are sent and received via SMS-enabled devices every day, but have you ever stopped to ask, “What is SMS, exactly?” One of the oldest forms of mobile messaging, SMS messages ...

Cellcom reported it's "making progress" on an outage that began May 14 and has left customers without phone service. About 4:15 p.m. May 19, the company posted that SMS texting had been restored and ...