Everyone with a mobile phone has been given a four-word instruction to follow when an emergency alert is sent out. The ...

The UK government has released the text of a national emergency alert, set to be broadcast as part of a crucial system test. Millions of phones will vibrate and emit a siren for around 10 seconds when ...

A high-pitched alarm will sound on around 87million mobile devices causing them to vibrate for ten seconds. A message will ...

Chancellor of the Duchy of Lancaster, Pat McFadden, said: "At around 3pm on Sunday, September 7, millions of people across ...