A sound wave is a vibration that travels through a solid, liquid or gas such as the air or water. A loud sound has a large amplitude, a high pitched sound has a high frequency. Musicians and ...

This is a very popular video on the internet right now. It shows this awesome set up that uses sound to levitate very low density and small objects. I think this is a great opportunity to talk about ...

Sound wave is the disturbance of some patterns caused by the movement of energy travelling through a medium as it propagates away from the source of the sound. Therefore, it is a mechanical wave that ...

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 ...