If you own a Galaxy smartphone, it will blare out an alert at 3pm today - here's what to do and what it means.

Brits were previously told to 'keep your cool' as the emergency alert causes phones to emit a siren-like sound during the UK-wide test, which is only the second of its kind ...

An emergency alert system will ring out on Brit’s mobile phones in upcoming government tests. Alarm bells sent straight to your mobile will be tested at around 3pm on September 7, in the United ...

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 ...

Multnomah County will test its Wireless Emergency Alert system Thursday at 2 p.m., sending notifications to up to 1 million cell phones across the metro area, including devices in neighboring counties ...