Summer is the season of sound in Chicago: from fireworks to car stereos, the jingle of paleta carts to outdoor concerts. But hearing a concert from over four miles away? That’s exactly what happened ...

Have you ever stepped outside on a frigid, quiet morning and heard sounds emanating from somewhere far away? It's not your imagination—cold air really does carry sound farther. Sound begins with ...

Most of us already have some personal experience with the power of sound — whether it's a specific frequency that keeps you calm, or the white noise that helps you sleep at night. Taking this basic ...