Marie Chain and "Holy Water" come at a time when the lines between styles of music are becoming less natural. For more than ten years, the Berlin-based artist has been making what she calls "Global Soul," and her newest song shows why that term is so perfect. The track's origin story reads like something from a travel journal. Chain conceived the melody during a summer hike...

Listening to Arnold J.’s new single, "Muddy Waters," isn't quite like anything else swirling around right now. It arrives with the gentle insistence of incoming tide, pulling you into its specific gravity. Arnold J., Ghanaian-born and now Canada-based, weaves a sound tagged as alt-country and folk, but those labels feel thin, like trying to contain smoke. There’s earthiness, sure, but his soulful vocal lines...