Millions of cell phones, TVs and radios in the United States blared distinctive emergency alert tones for about a minute at 2:18 p.m. EDT Wednesday, followed by the message: "THIS IS A TEST of the ...

Got a strange beeping sound that's coming from somewhere in your house and driving you nuts? How to resolve the issue.

Technology That blaring noise you heard? It was a test of the federal government’s emergency alert system. In this photo illustration, a national alert is displayed on a cellphone on October 04 ...

The system was launched in 2023 as a way to warn the public if there is danger to life nearby, and has so far been used four ...