The Universe could be twice as old as current estimates, according to new research from the University of Ottawa that challenges the dominant cosmological model and resolves the ‘impossible early ...

In 2013, the oncilla (Leopardus tigrinus), a species of small spotted cat from the Americas, was split into two species: the northern tiger cat (Leopardus tigrinus) and the southern tiger cat ...

The culture that thrived at Teotihuacan in the Classic period has a unique place in Mesoamerican history. Today, it is held as an emblem of the Mexican national past and is one of the most visited ...