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 ...

Before their defeat by the Spanish in 1521, the triple alliance ruled Mesoamerica through complex trade networks—and warfare. The Mexica priest Cuauhtlequetzqui points out the place where his people ...

Call the Aztec Midwife: Childbirth in the 16th Century Hygiene and ritual marked every moment of life for pregnant Aztec women. The tlamatlquiticitl—midwife—offered those in her charge a remarkable ...