We rarely pay attention to everything we hear, but every noise in our environment has the ability to affect our mood, productivity, and even our health. Decades of research show that sound can heal, but can also hurt us. Create your own perfect, personal soundtracks for every task, from the morning commute to getting a restful night's sleep.

"Why does a clarinet play at lower pitches than a flute? What does it mean for sounds to be in or out of tune? How are emotions carried by music? Do other animals perceive sound like we do? How might a musician use math to come up with new ideas? This book offers a lively exploration of the mathematics, physics, and neuroscience that underlie music in a way that readers without scientific background can follow. David Sulzer, also known in the musical...