Origin and spread of malaria

Researchers have reconstructed the evolutionary history and global spread of malaria over the past 5,500 years, identifying trade, warfare, and colonialism as major catalysts for its dispersal.

Ritual sacrifice at Chichén Itzá

Rising to power in the wake of the Classic Maya collapse, Chich n Itz was among the largest and most influential cities of the ancient Maya, but much about its political connections and ritual life remain poorly understood. Close kin relationships, inc…