Joey Alexander, 12, recently released his debut album. Rebecca Meek/Courtesy of the artist hide caption

itoggle caption Rebecca Meek/Courtesy of the artist

Jason Isbell's new album, Something More Than Free, comes as he's preparing to be a father. David McClister/Courtesy of the artist hide caption

itoggle caption David McClister/Courtesy of the artist

Joss Stone's new album, Water For Your Soul, is out July 31. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Large Professor at an event in New York City in April, 2013. Cindy Ord/Getty Images hide caption

itoggle caption Cindy Ord/Getty Images

British singer and "song collector" Sam Lee. Frederic Aranda /Courtesy of the artist hide caption

itoggle caption Frederic Aranda /Courtesy of the artist

Bomba Estereo's latest album is called Amanecer. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist
Diana Davies/Courtesy of the Ralph Rinzler Folklife Archives and Collections, Smithsonian Institution

The Harwell Dekatron Computer in Bletchley Park is one of the massive machines used by Matt Parker in his Imitation Archive music. Courtesy of the National Museum of Computing hide caption

itoggle caption Courtesy of the National Museum of Computing