Siren sounds have blared from mobile phones across the country in a test of the national emergency alert system. At around 15:00 on Sunday, mobiles vibrated and sounded for about 10 seconds in the ...

The national system for sending emergency alerts to mobile phones will be tested for the second time this Sunday, 7 September. The alerts are designed for situations where there is an imminent danger ...

The UK’s national emergency alert system is designed to warn the public if there is a danger to life nearby. When sent, ...

Siren sounds blared from mobile phones across the UK on Sunday afternoon as the national emergency alert system underwent its second test. At approximately 3pm, devices connected to 4G and 5G networks ...