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 ...

Noting that animals were seen by the Aztecs as “food for the gods”, he explains that the Totocalli was no ordinary zoo, and ...

Brain scans of modern listeners suggest that Aztec whistles sound like human screams, which may have prepared sacrifice victims for their journey to the underworld. When you purchase through links on ...