A 10-second 'Armageddon alert' siren will sound on millions of UK mobile phones at some point this year as part of a test of the government's emergency alert system. The alert, for which a date hasn't ...

Remind yourself what time the Emergency Alert text is due to arrive 🚨 The UK government is testing its Emergency Alert system. Text messages will be sent to every phone in the country. But what time ...

Learn how state and local emergency managers can prepare for and execute effective public alerts without chaos or confusion.

In response to Federal Communications Commission requirements, mobile carriers are requiring emergency notification system users to differentiate between emergency and operational SMS (text) messages.

Cell phones across Houston will ping with an Amber Alert-style warning at 11 a.m. Friday as city officials test the emergency messaging system. "This (wireless emergency alert) message would be for a ...