Western ears consider a pitch at double the frequency of a lower pitch to be the same note, an octave higher. The Tsimane’, an indigenous people in the Bolivian Amazon basin, do not. “If you only test ...

When two notes are an octave apart, one has double the frequency of the other yet we perceive them as being the same note – a “C” for example. Why is this? Readers give their take This question has a ...

Sound travels in the same way whether it is music or noise. The difference between music and noise is that musical sounds are organized into patterns that have pitch and rhythm whereas noise is just ...