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 ...

This is read by an automated voice. Please report any issues or inconsistencies here. Women in Mexico are buying chinampas, ancient Aztec island farms, to preserve a threatened ecosystem through ...

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 ...