Part of the ear What it does Pinna This is the outer flap of the ear – the part you see on the side of your head. Its main job is to gather sound waves and funnel them towards the ear canal.

Scientists at Carnegie Mellon University have developed an innovative device that captures sounds in a visual form. This ...

Small objects such as wires do not reflect the longer sound waves of the lower frequencies ... It may also put the Seeing-Eye dog out of business. Lockheed scientists hope to reduce the sound ...