Beneath the rolling hills of southern Brazil and northern Argentina, scientists have found a hidden network of large underground tunnels. These tunnels were not created by humans or ordinary ...

The genus Croton, a member of the Euphorbiaceae family, exhibits remarkable morphological, ecological, and genetic diversity across South America. Detailed taxonomic studies have revealed that these ...

The Devonian Period, spanning approximately 419–359 million years ago, represents a pivotal phase in South America’s deep-time history. Fossiliferous formations across the continent—particularly ...