Explainer: What is Acoustics?

The science of sound.

By Emily Sohn, 14:45 PM December 14, 2011

Stop reading for a moment and listen to the sounds around you. What did you hear? The whirr of a computer fan, people talking, the noise of cars going by? When scientists want to understand more about how sound moves and behaves, they study acoustics [uh-KOO-stix].

 

When you drop a rock into a pond, you can see waves move across the surface, away from the rock. The sounds that you hear are also made of waves, except that sound waves can travel through air or through solids. In fact, sound wave...

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