The City of Pasadena will test 30 new emergency sirens throughout the city on Saturday, officials said. The City of Pasadena ...

The main goal is to strengthen and update emergency alert systems nationwide. The bill calls for the Comptroller General of the U.S. to: Evaluate the effectiveness of various alert systems, focusing ...

In 1972, the US meteorologist Edward Lorenz asked a now-famous question: "Does the flap of a butterfly's wings in Brazil set ...

A video shared from Bonnieville, Kentucky, shows sirens sounding during a Tornado Warning on Thursday morning.