Residents who lived in the west side of Altadena did not receive an evacuation order until 3:25 a.m., which was hours after ...

Despite upgrades to wireless alerts system, emergency warnings were often ineffective when most needed during the Los Angeles ...

When the federal government in 2012 launched Wireless Emergency Alerts — a new system that allowed officials to send loud, screeching alarms to cellphones across a large area — many ...

The national exercise that its test is part of is expected to be held on different days over several months in the autumn, involving thousands of participants across the UK. How to turn off emergency ...