Air-raid siren sounds the warning. Air-raid sirens first sounded the warning in London in September 1939. They became an almost daily part of life in the capital a year later during the height of ...

"I could tell right away that the sirens didn't sound like the normal tornado siren. It had the up-and-down pitch of an air raid or an attack siren," added Behnke. That's exactly the tone ...

Whenever I hear the sound of an air raid siren in films or on the television my heart stops and I am transported back to a day in 1949. After the war the local pits bought the air raid warning sirens.

"The siren tone that we heard on Saturday, this week, is what we call the attack mode," said Eric Rasmussen, director of ...