Explore the timeline of modern humans' migration and learn when Homo sapiens first arrived on each of the 7 continents.

A giant flying squirrel — about the size of today’s house cats — once soared through the skies over what is now Southern ...

Mass firings and resignations have caused the National Park Service to lose 9% of its staff. Now, lease terminations by the administration are putting 34 field offices and facilities on the brink of ...

Poking holes in the sea floor that used to be part of the Bering Land Bridge, researchers have found that large swaths of it ...

Archaeologists used to think that the Clovis people were the first inhabitants of the Americas some 13,500 years ago. The evidence from these ancient sites says otherwise. More recently ...