which may also be symbolized in the Aztec death whistle.” Researchers said the sound, meant to mimic a human scream, would ...

Its fear-splitting screech reverberates throughout space and time. Swiss and Norwegian neuroscientists have discovered that ...

The bone-chilling wail of the Aztec Death Whistle- a sound once believed to herald the end for human sacrifices- continues to ...

The mysterious Aztec "death whistles" have fascinated researchers with their eerie, terrifying effect they have on the ...

Swiss and Norwegian neuroscientists have discovered that the ancient Aztec death whistle — often credited with emitting the scariest sound on earth — still terrifies people today due to a ...

Now, a study has found that this instrument is just as terrifying for people today as it was 500 years ago. Scientists from the University of Zurich played the sound of the Aztec Death Whistle 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 ...

A team of cognitive neuroscientists at the University of Zurich, has found that ancient Aztec "skull whistles" found in ...