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 ...

During ritual ceremonies, the ancient Aztec civilization used a “death whistle” — a haunting instrument shaped like a human skull. Its eerie, high-pitched scream is not just a product of its unique ...

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 ...

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 ...