This is the Glottal Opera, featuring the vocal chords of the band Kaya: Sally Stevens, Alexi Kaye, Emma Deans and Juleiaah Boehm. John Fink directed the video and Deborah Szapiro was producer. (Thanks, Dean Putney!)
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.