Known as the "Aztec death whistle," this object is an ancient Mesoamerican wind instrument typically crafted into the shape of a skull. While experts aren't sure what the whistle would have sounded ...

Ritual Aztec whistles produced a brain-scrambling "scream," according to a new study. The objects were used during human sacrifices and may have prepared victims for their supposed descent to ...

when Hernán Cortés landed in Mexico he encountered an Aztec civilization dedicated to the practice of human sacrifice on a shocking scale. Tens of thousands of people were hauled to the top of ...