Kent Owens, a name that sounds like it should be on a library card next to “Hemingway,” but instead it's on the digital shelf next to my slightly messy playlist. This Cambridge-based creator of soundscapes – I’m resisting calling them songs, but…well – just released “Fade Away,” a single that feels like an open window after a long winter. It’s a soft rock hum...

Listening to Elena C. Lockleis’s new single, “Mind - Vs. - Heart,” feels like witnessing a civil war fought entirely within a single nervous system. The sound is an intimate knot of pop architecture, the kind Julia Michaels patents in her sleep, where a confession arrives not as a ballad but as a skittish, rhythm-driven pulse. You feel the frantic heartbeat right there in...