Twisted Sifter on MSN
Experiment Proves Infrasonic Sound Can Cause People To Feel Unsettled And Afraid
For awhile now researchers have thought that infrasonic sound could be the thing to explain the “feelings” of danger or fear ...
Sonic Fire Tech, co-founded by aerospace engineer Geoff Bruder, has developed a system that uses infrasound – low-frequency sound waves below the threshold of human hearing ...
The key ingredients for a fire are heat, fuel and oxygen; take one of these away, and the flames are extinguished. Sound ...
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