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...

Lincoln’s Future Theory have distilled a uniquely modern affliction into their new single, "Reality Buzz." It’s the specific sound of a cheap energy drink fizzing next to an overdue bill. A nervous, propulsive energy runs through the track, a driving alt-rock current that feels like trying to walk in a straight line while the world tilts on its axis. The guitars, steeped in a...