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 ...

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 ...

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 ...

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 ...

When the Aztecs dominated central Mexico, a blood-curdling sound like a human scream played through a small whistle. Luis Aceves via Unsplash In cultures around the world, instruments have brought ...

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', and is ...

A dog owner was caught on a doorbell camera fleeing in terror after hearing what has been dubbed the "world's most terrifying sound". The video, which was uploaded to ...

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 ...