A television screen displays messages during the first test of the Nationwide Emergency Alert System in 2011. (Credit: Kim Kulish/Corbis via Getty Images) President Harry S. Truman established ...
The nationwide Emergency Alert System (EAS), which sends alerts through mobile phones, will be tested later this year. The EAS causes phones and tablets to vibrate, read the alert aloud and emit a ...
Alongside the piercing alarm sound, the Emergency Alert System (EAS) displays a notification on-screen. EAS is designed to warn people about a "life-threatening emergency" nearby and deliver ...