Sensitivity to sound decreases rather gradually as frequency approaches infrasound 1,2. So why is human hearing conventionally thought stop below 16 Hz, and sound in this range is called infrasound?

Eerie sounds from the edge of space were recorded for the first time in 50 years aboard a NASA student balloon experiment. Infrasound microphones captured the mysterious hisses and whistles 22 miles ...

Experiments conducted high in the skies over New Mexico suggest that balloon-borne sensors could be useful in detecting the infrasound signals generated by small, extraterrestrial debris entering ...

New research suggests that eerie sensations often attributed to hauntings may be caused by infrasound—low-frequency sound waves below human hearing. Experiments found that exposure to around 18 Hz ...

Sheets of plastic similar to that used for garbage bags, packing tape, some string, a little charcoal dust and a white shoebox-size box are more than odds and ends. These are the supplies Danny Bowman ...

In a radio interview this morning, Prime Minister Tony Abbott raised what he described as the “potential health impacts” of wind farms. Yesterday’s article in The Australian by Liberal Democrat ...

Exposure to infrasound, at the level produced by wind turbines, is an ordinary occurrence. Flickr/Wavy1 A surge in health complaints linked to wind farms could owe more to increased discussion of ...