The ability to make two distinct sounds at once is shared with human beat boxers and throat singers. The horse whinny, or neigh, has been a familiar sound at least since the animal was domesticated, ...

Learn how echolocation has shaped the skulls of bats that emit high-frequency sounds through their mouths and noses.

The distinctive sound horses produce when they whinny is created by combining low and high pitch sounds together, like ...

A metamaterial elongates the propagation path of sound waves, allowing low-frequency noise control without the need for bulky materials.