Mexico’s president says her government is reviewing a petition by Ismael “El Mayo” Zambada, a longtime Sinaloa cartel leader ...

One human smuggler who spoke to NBC News said the troops wouldn’t make a difference, but conceded stricter border policies ...

The massive Olmec sculpture known as the Portal to the Underworld has returned to Morelos over 60 years after it was stolen.

Through the glass of a fish tank, where academic institutions preserve them and hatcheries put them up for sale, axolotl are ...

Visitors can head into these mountains alone. But everything we read recommended hiring a guide for a much deeper experience ...

The fossil remains were found during a dig in 2014 and the discovery was presented by researchers from the Paleontology ...