Listening to Sons of Martha's new single, "Samurai Smile," feels a bit like finding a beautiful, slightly unnerving porcelain doll tucked away in a toolbox – all sharp edges and unexpected fragility. This North London outfit promised a harder sound, and they deliver; guitars chew and churn with a satisfying grit reminiscent of early '90s Manchester swagger, but filtered through a distinctly modern unease....

There’s a peculiar, soil-and-metal chill to Rubanq’s new single, "Bury Me Deep." From the first few sparse piano keys, you’re not so much listening to a song as you are being lowered into its world—a quiet, frostbitten landscape where the roads are empty and the sun is just a rumor. The Swedish songwriter operates in that stark territory between grunge’s raw-nerve honesty and Americana’s...