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 ...

John Hitchcock graduated from the University of Toronto with a degree in film studies and previously wrote on his own blog. He also specializes in nature and virtual photography and does art in Source ...

The findings support the hypothesis that such whistles may have been used in Aztec religious rituals or perhaps as mythological symbols. Click to expand... Or, given the fear it inflicts on those who ...