A new study of dinosaur biodiversity challenges the belief that the megafauna were on their way out 66 million years ago ...
The finding adds new urgency to modern concerns. Scientists discover stunning prehistoric event still impacting us today: ...
EDITOR’S NOTE: One remarkable component of the Greater Yellowstone Ecosystem is its complete suite of wild North American ...
Researchers have determined the age and origin of a massive tree that was found at the pre-Columbian city of Cahokia in what ...
Flowing nearly 650 miles through Tennessee, Alabama, Mississippi, and Kentucky, the Tennessee River is one of the most ...
Until now, researchers had only uncovered a few tantalizing hints that humans had reached the American continent by this time ...
Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...
A new analysis of stone tools offers strong evidence for the theory that ancient people from the Pacific Rim traveled a coastal route from East Asia during the last ice age to become North America's ...
Analysis of a massive wooden monument has uncovered new secrets of Cahokia, America’s greatest lost civilization.