A new study finds that inaudible sound waves called infrasound may cause people to experience a creepy, haunted feeling. Research subjects exposed to infrasound had higher levels of the stress hormone ...

Most people have walked into a room in an old building and felt, for no good reason, like something was off. Not scary in a movie way. More like the air in the room had an opinion about them being ...

Infrasound, or audio with a frequency lower than 20 hertz, is all around you, but usually humans are incapable of hearing it.

Infrasound waves are usually too low for the human ear to actually hear, but they can still have a negative effect on mood—possibly an explanation for places that feel haunted An experiment that ...

Low-frequency noises that humans can feel, but not hear, may be behind the spooky feeling of old houses—and serve as a ...

New research used a system for monitoring nuclear tests to track the infrasound from 1,001 rocket launches, identifying the distinctive sounds from seven different types of rockets. In some cases, ...

Details of tornadoes and infrasound frequency detection. Design aspects of the GLINDA system. How GLINDA can be used for early warning systems. “My mind was racing with a million thoughts, regrets, ...

The science of acoustic fire suppression, which has long been known and documented in scientific literature and the press, works by vibrating oxygen molecules away from a fuel source, depriving the ...

There are unseen forces behind why a house might feel haunted — but no, it’s not ghosts. New research suggests that inaudible infrasound waves emitted by a building’s old boiler, pipes, and plumbing ...