The alert systems allow you to plug in important addresses and select the kinds of alerts you want to receive. Here’s how.

Only cell phones opted into the Wireless Emergency Alert system will receive the test this Saturday, Jan. 4, at 1 p.m.

multilayered notification system and enhance its “two-on-one call” network that connects one person via phone to two other people. “These emergency alerts helped us evacuate hundreds of ...

begging people in LA to still trust the system. "I implore everyone to not disable the message on your phone," McGowan said. "This is extremely frustrating and painful and scary, but these alert ...

All modern phones are equipped with built-in accelerometers that can detect vibrations indicative of an earthquake. Read to ...