In cultures around the world, instruments have brought music and joy to rituals, ceremonies and everyday life. But in the forests of central Mexico, a single note from an Aztec whistle didn’t always ...

At noon Wednesday, a whistle rang out over the town of Canton as it has daily for decades, but the sound this day was more like a death knell for the Pactiv Evergreen papermill which is scheduled to ...

The Aztec skull whistle produces a shrill, screaming sound. A study shows that these whistles have a disturbing effect on the human brain. The Aztecs may have deliberately used this effect in ...