Each home security system has its own set of cues and meanings, and you'll need to consult with your manual to work them out. There are, however, a few universal warning sounds used for most household ...

It was a typical sunny Thursday morning — and suddenly messages popped up on millions of cell phones across the Bay Area and Northern California: “Tsunami warning … you are in danger … move to higher ...

A state of emergency was declared in a small city in Washington state this week after a warning system for a dam protecting the city from being flooded by a reservoir falsely went off a fourth time ...

If the Tolt River Dam failed, it would be catastrophic for the roughly 2,000 people that live in Carnation. Fortunately, the city has an alarm system that would alert residents of a dam failure so ...