Once upon a time, telephones were primarily point-to-point communications systems. There were options for three-way and conference calls out there, but by and large the plain old telephone system was ...

If your smartphone suddenly starts beeping and, within a few minutes, plays an emergency alert, there's no need to panic. Citizens are advised not to panic as this is part of an emergency mobile alert ...

The alert took many by surprise when it was sent to millions of phones on Friday night - but it may have also put vulnerable ...

The government has defended its decision to send an emergency phone alert warning of wildfires across England and Wales last ...

Wireless emergency alerts for flash floods are only sent for "considerable" or "catastrophic" events, not base warnings.

How emergency alerts work and who receives them ...