HumansEarliest evidence for Maya calendar may have been found in Guatemala The earliest evidence of calendar use by the Maya may have been found in the remains of an ancient temple in Guatemala ¿ìè¶ÌÊÓÆµ
HumansAncient Andean leaders may have mixed hallucinogen with their beer A concoction of vilca seeds and fermented alcohol may have provided a mild hallucinogenic experience, enabling Wari leaders in South America to bond with their people ¿ìè¶ÌÊÓÆµ