Everyone’s heard the siren of a fire truck as it zooms down the street. But the sounds associated with fire alerts have changed over time. All around the Pittsburgh region, fire stations alert ...

FORT WALTON BEACH – First responders know when they’re called to an emergency scene that they likely won’t be hitting the “open road.” Instead, the drivers of fire trucks, police cars and ambulances ...

If you're looking for a good way to mimic the great NYC outdoors, check out the NY Times article about police car sirens - the Times even has a separate page with MP3s of all the different sounds.