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...

Matt McKnzi stands out as a star in coming up with new ideas and evaluating himself. This new song of his, "Atlas," is a great mix of soul, hip-hop, and some heavenly sounds. And it shows how well he can mix different styles and still make music that makes you feel things. His unique style, a mix of neo-soul and energy R&B, is making waves in the...