Ranging from a threatening hiss to a blood-curdling scream, the sound of the Aztec death whistle is as creepy as the skull-like appearance of the instrument that produces it. Brain scans suggest the ...

ANCIENT Aztec 'death whistles' have a strange 'uncanny valley'-style effect on the human brain, new research has found. These clay instruments were often shaped like human skulls, and are known for ...

Its fear-splitting screech reverberates throughout space and time. Swiss and Norwegian neuroscientists have discovered that the ancient Aztec death whistle — often credited with emitting the scariest ...

It is first study to investigate the psychological impacts of these sounds ANCIENT Aztec ‘death whistles’ have a strange ‘uncanny valley’-style effect on the human brain, new research has found. These ...

The skull-shaped body of the Aztec death whistle may represent Mictlantecuhtli, the Aztec Lord of the Underworld. Credit: Sascha Frühholz / UZH The so-called Aztec “death whistle” is an instrument ...

Since ancient times, rituals using various musical instruments have been performed around the world, but the Aztec flute, which imitates a skull, has a tone that stands out from the rest. In an ...