Crystal skulls are not uncommon or terribly mysterious ... island of Atlantis or proof that extraterrestrials visited the Aztec sometime before the Spanish conquest. Stories about the skulls ...

For the next 500 years, the skulls lay undisturbed underneath what was once the Aztec capital Tenochtitlan, but is now Mexico City. Until, that is, a group of archaeologists began the painstaking ...

In digging up ancient Aztec graves dating from the years 1250 to 1521 AD, archaeologists have found many examples of small whistles made of clay and formed into the shape of a skull. These ...

Archaeologists have excavated more sections of an extraordinary Aztec tower of human skulls under the centre of Mexico City. Mexico's National Institute of Anthropology and History (INAH ...

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 ...