October 27, 2022

The ancient Maya’s Calakmul once was the biggest city in the Americas, full of apartment complexes, temples and shrines stretching across an area the size of Washington, D.C. New mapping tools are giving an international team of scientists their first complete look at the scale and complexity of the enormous metropolis hidden beneath centuries of rainforest.

July 31, 2019

June 26, 2020

A diverse team of biologists, chemists, anthropologists and geographers from the University of Cincinnati identified toxic mercury and algae in two central reservoirs of Tikal, an ancient Maya city, in the ninth century shortly before the city was abandoned.