New study questions whether the continents, North America and Europe, ever completely split apart tens of millions of years ...

with North and South America counting as one consolidated America. Some combine Europe and Asia into Eurasia, since the two are connected by land. Another model denotes Africa, Europe and Asia as ...

Grasslands in Asia and North America differ in their responses to drought, according to a new paper in the journal Nature led by faculty at Colorado State University. The findings show that ...

exposing land bridges between Africa and Eurasia and between Eurasia and North America. Eventually, South America moved north and merged with North America, forming the Isthmus of Panama.

The study, based on diverse data from regions across North America and Eurasia, found that thaw subsidence—the sinking or settling of frozen ground, also known as permafrost, as it thaws—is ...

The gray wolf, also known as the timber wolf or the western wolf, is a canid native to the wilderness and remote areas of North America, Eurasia, and North Africa. It is the largest extant member ...