Few female singers have had the chart success and cultural impact of Mariah Carey, one of the best-selling and most influential artists in music history. Famous for her five-octave vocal range and ...

With her unearthly five-octave vocal range, Mariah Carey has been so firmly fixed in the highest echelon of pop music for so long, it’s hard to remember she was once a complete unknown. We didn’t yet ...

Andy Bey, a jazz singer, pianist and composer whose silky, rich bass-baritone and four-octave vocal range placed him among the greatest interpreters of the American Songbook since Nat King Cole, his ...

When it came to playing Glinda in the big screen version of the Broadway musical, Wicked, it was a no-brainer that Ariana Grande would hit all the right notes with her four-octave vocal range. As one ...