Ancient Aztec death whistle still terrifies people today, study finds — and you can listen if you’re brave enough
When archaeologists blew into these creepy kazoos, they emitted an unearthly, banshee-like shriek similar to a haunted ...
This Aztec Death Whistle Will Chill You to the Bone—and Mess With Your Mind
Sound has the incredible ability to instill a certain kind of emotion into whoever hears it. The soulful call of a loon feels ...