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 ...

Perfect pitch refers to a person’s ability to identify any musical note by name after hearing it, without reference to other notes. Perfect pitch—also known more technically as absolute pitch—can also ...

Researchers have invented an algorithm that produces a real-time portamento effect, gliding a note at one pitch into a note of another pitch, between any two audio signals, such as a piano note ...