An ancient Aztec Death Whistle comes with one of the "most terrifying" sounds in the world, according to experts. The item was developed in Mexico when the Mayans running the land had to protect ...

Aztec death whistles don't fit into any existing Western classification for wind instruments; they seem to be a unique kind of "air spring" whistle, based on CT scans of some of the artifacts.

Aztec death whistles have a unique instrumental construction . To understand the physical mechanisms behind the whistle's shrill and screeching sound, a team of researchers at the University of ...

“Death whistles,” or Aztec skull whistles, were short, carved instruments made of two opposing chambers where air could clash and create a “screeching sound,” according to a Nov. 19 news ...

“Death whistles,” or Aztec skull whistles, were short, carved instruments made of two opposing chambers where air could clash and create a “screeching sound,” according to a Nov. 19 news ...

Aztec communities may therefore have used the scary sounds in specific ritual contexts, such as ceremonies involving death. "Skull whistles might have been used to scare the human sacrifice or the ...

Swiss and Norwegian neuroscientists have discovered that the ancient Aztec death whistle -- often credited with emitting the scariest sound on earth -- still terrifies people today due to a primal ...

The wail of the Aztec Death Whistle was the last thing many human sacrifices ever heard before they met their untimely end. The chilling noise is described as the 'scariest sound in the world ...

The Aztec skull whistle produces a shrill, screaming sound. A study conducted at the University of Zurich shows that these whistles have a disturbing effect on the human brain. The Aztecs may have ...

“Death whistles,” or Aztec skull whistles, were short, carved instruments made of two opposing chambers where air could clash and create a “screeching sound,” according to a Nov. 19 news ...

“Death whistles,” or Aztec skull whistles, were short, carved instruments made of two opposing chambers where air could clash and create a “screeching sound,” according to a Nov. 19 news ...