https://www.wimp.com/polyphonic-overtone-singing-almost-doesnt-sound-real/
Polyphonic overtone singing almost doesn't sound real.
Aug 17, 2018 - Anna-Maria Hefele is a classically trained German musician who's able to perform polyphonic overtone singing, which is singing two notes at the same time.
polyphonic overtone singingalmostsoundreal
https://www.openculture.com/2015/10/anna-maria-hefele-presents-a-6-part-lesson-on-how-to-sing-two-notes.html
How to Sing Two Notes At Once (aka Polyphonic Overtone Singing): Lessons from Singer Anna-Maria...
Last year we drew your attention to the video above from Munich-based singer Anna-Maria Hefele in which she gives us a stunning demonstration of polyphonic...