This woman shows you how you can sing two notes at once

24 March 2016, 11:23

It's possible, and the resulting is utterly captivating, and one of the most amazing vocal things we've heard.

German singer Anna-Maria Hefele shares the mind-blowing possibilities of overtone singing, where one person sings two notes at the same time. Apparently it's possible when the singer sustains a low note while simultaneously singing a high-pitched scale (but we're calling witchcraft on this one). 

The result is enthralling and haunting. We'll let Anna-Maria explain more...

and here's a great visual representation of what's happening harmonically...

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