Hit play on "Bon Voyage" and you are instantly transported to a place where the sun never sets and the vibes are perpetually immaculate. The latest single from Malaga-based duo Kaleidoscope Collision is a shot of pure, unadulterated serotonin. Heather and Jovani have managed to bottle the feeling of a perfect summer day, shaking it up with a healthy dose of psychedelic energy that makes...

Casey McQuillen’s single “Better” arrives not with a bang, but with the quiet, decisive click of a well-made lock securing a door. It’s pop music, certainly, groomed and gleaming, yet beneath the surface bubbles a fierce kind of self-possession that’s less about demanding attention and more about curating who gets past the velvet rope of your own contentment. Coming from someone known for empowerment...