Hidden beneath the dense forests and rolling hills of Georgia lie ancient ... s mounds were not isolated; they were part of a vast web of trade and communication stretching across North America.

An artist's impression of the Late Cretaceous crocodilian Deinosuchus riograndensis and a much smaller, early alligator relative. Márton Szabó More than 75 million years ago, a giant reptile ...

Scientists have discovered that a tooth found near Old Crow, Yukon, in 2018 belonged to the oldest known woolly mammoth in North America ... track the movements of ancient mammoths from hundreds ...