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 ...

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 ...

Millions of mobile phones will make a siren sound and receive a text message in the UK on Sunday afternoon for the test of a nationwide emergency alert system ...

Cricket fans react as they receive alerts on their phones during the ODI between England and South Africa in Southampton - JUSTIN TALLIS/AFP via Getty Images England’s one-day international cricket ...

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 ...

Tens of millions of mobile phones in the UK received a message and sounded a loud alarm in the second nationwide test of the government's public alert system.