Porpoises are entirely dependent on their hearing for survival. They navigate, hunt, and communicate by emitting rapid click ...

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

New research shows that the harbor porpoise, a small whale native to Danish waters, appears to be equipped with an inbuilt "ea muffs" that helps it shield itself from intense noise, such as that from ...

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

A horse’s whinny is an iconic sound, arguably on par with a cow’s moo and a sheep’s baa and a donkey’s hee-haw. Most people can immediately recognize a horse’s signature sound, so it might come as a ...

A research team affiliated with UNIST has announced the successful development of a novel semiconductor circuit capable of ...

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

SoundTube’s RS600i pendant loudspeaker is engineered for this category of application. The two-way, ported open-ceiling design incorporates a 6.5″ polypropylene woofer and a 1″ convex titanium tweeter ...

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 ...

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 ...

Frequency Festival artists, clockwise from upper left: Fredrik Rasten, David Grubbs, Xin Yi Chong, Olivia Block, ~Nois Credit: Christian Strand, Don Stahl, courtesy the artist, Oscar Villanueva ...