Horses use their larynx to make two sounds simultaneously, so they are effectively singing and whistling at the same time ...

Horses have a vocal trick no one fully understood until now. Scientists have discovered that when a horse whinnies, it produces two completely different sounds at the same time. One is a deep tone ...

The low sounds in horse whinnies are at a frequency of about 200 Hz, like this tone, while the high sounds are in the bird-song range, exceeding 1,000 Hz like this tone. The low sounds have been ...

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

An equine makes the low-pitched part of its whinny by vibrating its vocal cords—similar to how humans speak and sing—and the high-pitched part by whistling ...

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, ...

Basketball shoes on a gym floor, bicycle brakes in need of a tune-up, or the squeal of tires are everyday examples of squeaking sounds. Such sounds have long been attributed to stick-slip friction, or ...

Acoustic frequency combs organize sound or mechanical vibrations into a series of evenly spaced frequencies, much like the teeth on a comb. They are the acoustic counterparts of optical frequency ...

A new study finds that horse whinnies are made of both a high and a low frequency, generated by different parts of the vocal ...

Tobacco hornworm caterpillars have no organs that resemble ears. Yet, scientists were able to figure out how they hear—and it could inspire next generation microphones.

Squeaky shoes are part of the symphony of a basketball game, when rubber soles rasp against the hardwood floors as players ...