Whistles shaped like skulls were used to create the sound of screams by the Aztecs.

“Death whistles,” or Aztec skull whistles, were short, carved instruments made of two opposing chambers where air could clash ...

Those who hear it are shocked by its uncanny vocal quality, an otherworldly whirr that would no doubt have been chilling to ...

Discover the Aztec Death Whistle: a haunting artifact with a scream-like sound, rich in history and psychological intrigue.

New research reveals that the sounds from the mysterious Aztec death whistle has an "aversive" and "scary" impact on the ...

During ritual ceremonies, the ancient Aztec civilization used a “death whistle” — a haunting instrument shaped like a human ...

The Aztec skull whistle produces a shrill, screaming sound. A study shows that these whistles have a disturbing effect on the human brain. The Aztecs may have deliberately used this effect in ...

A terrifying ancient instrument known as the Aztec death whistle, which produces a sound described as the "scream of a thousand corpses", remains just as frightening to modern listeners as it was 500 ...

It sounds like a scream from the depths of the underworld. It’s a haunting, ear-piercing shriek that stirs something primal ...

Imagine an object so terrifying that its mere sound could make your blood run cold. Scientists say that's exactly what an ...

The chilling noise is described as the 'scariest sound in the world', and is somewhere between a spooky gust of whistling ...

They are commonly known as "death whistles." Numerous Aztec skull-shaped whistles have been found in tombs dating from the period between 1250 and 1521 AD, with many preserved in archaeological ...