Fiona Amaka’s new single, “Cowards and Shadows,” doesn’t kick down the door; it slips the lock and vanishes into the night, leaving the chain on. There’s a particular London cool to this departure, a swagger in its disappearing act. The track's lauded Bowie-esque posture is immediately apparent, thanks in no small part to Andy Zanini's sharp, stalking guitar work. It’s less a gentle fade...

With this song, American rapper Frank Black takes a more thoughtful and aware style, rapping about topics that many people from all backgrounds may connect to. The new song "Peaks and Valleys" demonstrates his true interest in conscious matters, and his ability to use his words to highlight critical societal and artistic concerns distinguishes him as an artist with a mission. His songwriting is both interesting...