The first encounter with Asta Bria’s new single, “Dragonfly,” is a calculated disorientation. For an artist who once cozied up to funk’s leisurely sway, this is a sharp turn onto a rain-slicked digital highway. The song’s intent for the dance floor is immediately apparent; a commanding, four-to-the-floor beat acts as a gravitational field, pinning you to the present moment. But hovering just above it...

Listening to “Panic Buttons,” the new single from the resurrected rave act Joe Average, feels like finding a party invitation tucked inside a government-issued emergency broadcast. It arrives with a grin, not a grimace. Thirty-four years is a long time to be quiet, and the Brighton trio of Rich, Mad Mick, and Prof have clearly spent their time away pondering the best way to...