Blue dots and chat icons in Android's messaging apps aren't random. Learn what they mean and how they change the way your ...

For example, what does 'SMH' mean in text? We'll cover SMH's meaning, along with when people started using it and a couple of examples of its use.

What does the SOS symbol on the iPhone mean? During Thursday's outage, an SOS symbol appeared on the screens of iPhone users with AT&T (in the same place where cell service bars are normally shown).

On Messages for Android, a blue dot or chat icon indicates that the specific conversation or contact you're talking to has ...