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 ...

An emergency alarm will ring out on people's mobile phones across the country on one day in September as the government tests its emergency alert system. In its second ever nationwide drill, the alert ...

People across the UK are being told to expect a loud alarm on their mobile phone as part of a UK-wide emergency alert test. The drill "will be one of the biggest public safety exercises" in UK history ...