East of the town of Dos Lagunas, past the major highway cutting through Mexico’s south, the forest rises up in a dense wall of grasping roots, spindly branches and veils of brown and green. Beyond it ...

The twin-engine plane flew above the dense Mexican jungle, its lasers pulsing toward the canopy. Each second sent 450,000 bursts down below. Some bounced off trees. Others filtered through their ...

A team has identified nine sinkholes in the Yucatan peninsula that contain evidence of both cacao trees and ancient ceremonial rituals. For as much as modern society worships chocolate, cacao -- the ...