A recent study found that exposure to extremely low frequency sounds, which humans generally cannot hear, tends to increase ...

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 ...

The researchers had also run after-hours experiments at the local commercial haunted house, Deadmonton, to see if playing infrasound made people more scared. Although Schmaltz sai ...

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

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 ...

A new study suggests that low-frequency infrasound, inaudible to humans, can trigger stress responses and negative moods that people may mistake for paranormal activity. Researchers found participants ...

WASHINGTON--After their initial blast, space rockets shoot away from the Earth with rumbles in infrasound, soundwaves too low to be heard by human ears that can travel thousands of miles. New research ...