A heads-up: your phone might be getting a loud earthquake test alert this morning. At least, you will if you’re one of the over 4 million Californians who have the MyShake earthquake warning app ...

Brits with a mobile phone or tablet may still be recovering after receiving an emergency alert from their device at 3pm today. A loud siren should have gone off, or your phone may have vibrated with a ...

The UK's Emergency Alert system is poised for a nationwide trial this weekend, with millions of devices across the country anticipated to receive an alarm. The government's objective is to verify that ...