Wondering what kind of sound to play to get the best night's sleep? Here's the difference between white and brown noise.

People in Rumford and Mexico have been plagued by a loud and mysterious noise coming from the paper mill over the last few ...

There is a high-pitched shriek and as the Tube train hits its top speed, it gets louder and louder. "Eeeeeeeeeeeeee." We are ...

A loud sound has a large amplitude, a high pitched sound has a high frequency. Musicians and scientists record and analyse sounds using wave traces. Sometimes you can see the source of the sound ...

Deep in the rainforests of Madagascar, scientists have discovered seven new tree frog species that emit noises that researchers said sound closest to some iconic and high-pitched effects from ...

Their strange, high-pitched whistling calls sound more like sound effects from the sci-fi series Star Trek. An international team of researchers have discovered seven new species of tree frogs ...