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 ...

In other words, even though our ears can't hear it, our brains somehow know it's there, and new research published in ...

New research suggests that infrasound—low-frequency sound waves below human hearing—may explain creepy sensations often attributed to haunted places. Controlled experiments found that exposure to ...

The discovery also sheds light on why some people are disturbed by low-frequency noise while others barely notice it. If the ...

Infrasound is very low-frequency sound, below 20 Hertz (Hz), which humans typically can't hear. It can come from natural sources like storms, or from anthropogenic sources like traffic. Some animals ...

A new study proves low-frequency infrasound hijacks inner ear support cells to create unique physical hum sensations.

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 ...

How seabirds navigate across thousands of miles of seemingly featureless ocean is one of nature's mysteries. It is known that seabirds use a range of cues including sight and smell to direct their ...

Some people are more sensitive to low-frequency noise, such as from ventilation systems, heat pumps, wind turbines and ...