The most important mechanical wave to our everyday lives is sound. So how exactly do we hear? What is the definition of sound? The Definition of Sound The first thing we should understand about sound ...

Sound waves, also known as mechanical waves, are vibrations created by objects that make noise. When something vibrates, such as a guitar string or the air when you speak, sound waves are produced and ...

It’s a question I’m sure was keeping you up at night: can you make an object spin with a sound wave? The answer, generally speaking, used to be no. Now, though, mechanical engineers have taken a look ...