Ultan’s single, "The Tempest," erupts not so much into the room as it does through the floorboards, dragging with it the scent of wet wool and imminent confrontation. This Dublin solo musician, a cartographer of past agonies, presents an energetic rock piece that feels less like a song about history and more like a fragment of it, throbbing and urgent. The main riff careers...

Most music that arrives with the label “meditative” feels like an instruction to relax—a gentle but firm command. Karen Salicath Jamali’s “Angel Gabriel’s Light,” however, doesn’t instruct; it simply arrives. Listening to this single for the first time is like walking into a room to find the light has changed color, subtly and without explanation. You don’t question how it happened. You just stand...