Lost Lot’s new single, “Waiting,” does a funny thing to the air in the room. It settles it. For three-and-a-half minutes, everything seems to hold its breath, letting a story of profound and stubborn love fill the space. On the surface, it’s a gorgeous slice of widescreen Americana—guitars shimmering with the texture of sun-bleached highway signs, a rhythm section that provides a steady, relentless...

Samantha Mora’s “Luto” arrived like a half-remembered dream, a wisp of smoke curling from a candle just extinguished. It's not a song to shout from rooftops; it's something you feel in the space between your breaths. Her voice is so smooth, a rich velvet you could lose yourself in. You'd almost think it could just glide across the cumbia rhythms like a hummingbird over...