Whether it’s Barbra Streisand’s goosebump-raising 19-second note in “A Piece of the Sky,” or Bill Withers’ iconic 18-second one in “Lovely Day,” the ability to hold a note requires a singer to ...

Try to sing up the scale of notes into a pipe, certain notes are impossible to sing! Try to sing up the scale of notes into a pipe, and you’ll find certain notes are impossible to sing. WHY?!