The basic idea behind [Matthias]’ air raid siren is to make two impellers that force air through two stators along the perimeter of the rotor. As the siren spins, the air coming from the ...

HOW IT STARTED IS ANYONE’S GUESS RIGHT NOW, BUT WHEN THEY SAY THEY ARRIVED, AT FIRST THEY THOUGHT IT WAS A TWO STORY FIRE, BUT THEN THEY WENT AROUND BACK AND REALIZED THAT THE DUPLEX BUILDING ...

Railroads used to crisscross Redstone Arsenal with their whistles and bells cutting through the night air. On Tuesday nights ...

A tornado sent debris flying through the air when it touched down in Venetia, Pennsylvania on Saturday. Video shows winds damaging structures and blowing patio furniture. Local media reported that ...