The preserved footprints found in New Mexico’s Lake Otero Basin would upend scientific understanding of how, and when, humans first arrived in North America, if they are accurately dated....

This discovery is vitally important for the study of the evolutionary model of hominins in the Middle Pleistocene in Europe.

A study shows that cacao was not the exclusive province of the ancient Maya elite at El Pilar.

Gigantic animal traps are the largest stone structures of their time.

Exposure to mercury may have posed health hazard for ancient Maya.